Gr12 Math Lit: June easy P(2)
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Questions and Answers

What is the conversion factor for millimetres to centimetres?

  • 50 mm = 1 cm
  • 5 mm = 1 cm
  • 20 mm = 1 cm
  • 10 mm = 1 cm (correct)

    • How do you convert a measurement to a larger unit?

  • Multiply
  • Add
  • Subtract
  • Divide (correct)

    • What is the conversion factor for millilitres to litres?

  • 500 ml = 1 l
  • 1,000 ml = 1 l (correct)
  • 5,000 ml = 1 l
  • 100 ml = 1 l

    • How many milligrams are in 1 gram?

    <p>1,000 mg</p> Signup and view all the answers

    What is the equivalent of 1 cup in millilitres?

    <p>250 ml</p> Signup and view all the answers

    What is the conversion factor for cubic centimetres to millilitres?

    <p>1 cm³ = 1 ml</p> Signup and view all the answers

    What type of resource shows departure and arrival times for various transport modes?

    <p>Travel Timetables</p> Signup and view all the answers

    What is used to determine quantities needed for construction materials?

    <p>Ratios</p> Signup and view all the answers

    What is the formula to calculate the volume of a rectangular box?

    <p>Volume = length × breadth × height</p> Signup and view all the answers

    What is the purpose of identifying the shape of an object in volume calculations?

    <p>To choose the appropriate formula</p> Signup and view all the answers

    What is the formula to calculate the volume of a cylinder?

    <p>Volume = π × radius² × height</p> Signup and view all the answers

    Why is it important to convert units in volume calculations?

    <p>To get accurate results</p> Signup and view all the answers

    What is the purpose of a number scale in maps?

    <p>To interpret distances and dimensions accurately</p> Signup and view all the answers

    How do you use a bar scale in maps?

    <p>Measure a segment of the bar, measure the distance on the map, and calculate the number of segments</p> Signup and view all the answers

    What is an advantage of using a number scale in maps?

    <p>Simple calculations, only one measurement needed</p> Signup and view all the answers

    What is a disadvantage of using a bar scale in maps?

    <p>It requires complex calculations</p> Signup and view all the answers

    Why do we need to choose an appropriate scale when drawing a scaled map?

    <p>To select a scale that suits the size of the map and the level of detail required</p> Signup and view all the answers

    What is the purpose of verifying the calculated volume?

    <p>To make sure the calculation is correct</p> Signup and view all the answers

    What is the purpose of a fare table?

    <p>To show the cost of travel options</p> Signup and view all the answers

    What is the formula to calculate the perimeter of a rectangle?

    <p>Perimeter = 2 × length + 2 × width</p> Signup and view all the answers

    What is the conversion rate for 1 cup in milliliters?

    <p>250 ml</p> Signup and view all the answers

    What is the purpose of understanding perimeter?

    <p>To determine the amount of material needed for a project</p> Signup and view all the answers

    What is the formula to calculate the area of a circle?

    <p>Area = π × radius²</p> Signup and view all the answers

    What is the conversion rate for 1 cm³ in milliliters?

    <p>1 ml</p> Signup and view all the answers

    What is the purpose of a tide timetable?

    <p>To show high and low tide times</p> Signup and view all the answers

    What is the formula to calculate the perimeter of a triangle?

    <p>Perimeter = length of side 1 + length of side 2 + length of side 3</p> Signup and view all the answers

    What is the unit of measurement for volume?

    <p>Cubic units</p> Signup and view all the answers

    What is the purpose of understanding area?

    <p>To know the amount of paint needed for a wall</p> Signup and view all the answers

    What is the purpose of using scales in maps and plans?

    <p>To interpret distances and dimensions accurately</p> Signup and view all the answers

    What is the advantage of using a number scale?

    <p>Simple calculations, only one measurement needed</p> Signup and view all the answers

    What is the disadvantage of using a number scale?

    <p>It becomes inaccurate if the map is resized</p> Signup and view all the answers

    What is the advantage of using a bar scale?

    <p>It remains accurate when the map is resized</p> Signup and view all the answers

    How do you determine the scale of a map when given a distance?

    <p>Measure the distance on the map, use the actual real-life distance to set up a ratio, convert both measurements to the same unit, and divide both sides by the map measurement</p> Signup and view all the answers

    What is the first step in drawing a scaled map from real dimensions?

    <p>Obtain real measurements of the area or object to be mapped</p> Signup and view all the answers

    What is a bar scale?

    <p>A visual representation of a scale</p> Signup and view all the answers

    How do you use a bar scale to measure a distance?

    <p>Measure how long one segment of the bar is, measure the distance on the map, calculate how many segments of the bar it represents, and multiply the number of segments by the real-life distance represented by each segment</p> Signup and view all the answers

    What is the purpose of converting real measurements to scaled measurements?

    <p>To enable accurate interpretation of distances and dimensions</p> Signup and view all the answers

    Why is understanding scales important in maps and plans?

    <p>To enable accurate interpretation of distances and dimensions</p> Signup and view all the answers

    What is the conversion factor for metres to kilometres?

    <p>1,000 m = 1 km</p> Signup and view all the answers

    What is the purpose of a travel timetable?

    <p>To plan a journey and know the departure and arrival times</p> Signup and view all the answers

    What is the conversion factor for grams to kilograms?

    <p>1,000 g = 1 kg</p> Signup and view all the answers

    What is the purpose of a spread rate in calculated area to liquid volume conversions?

    <p>To determine the amount of liquid needed to cover a surface</p> Signup and view all the answers

    What is the conversion factor for millimetres to kilometres?

    <p>1,000,000 mm = 1 km</p> Signup and view all the answers

    What is the purpose of a route map?

    <p>To show the route and stations or stops of a journey</p> Signup and view all the answers

    What is the conversion factor for litres to kilolitres?

    <p>1,000 l = 1 kl</p> Signup and view all the answers

    What is the purpose of ratios in building conversions?

    <p>To determine quantities needed for construction materials</p> Signup and view all the answers

    What is the primary purpose of calculating volume?

    <p>To determine the capacity of a container</p> Signup and view all the answers

    What is the formula to calculate the volume of a cylinder?

    <p>π × radius² × height</p> Signup and view all the answers

    What is the purpose of the first step in calculating volume?

    <p>To identify the shape of the object</p> Signup and view all the answers

    What is the advantage of using a bar scale in maps?

    <p>It remains accurate when the map is resized</p> Signup and view all the answers

    What is the purpose of a number scale in maps?

    <p>To show the scale of the map</p> Signup and view all the answers

    What is the purpose of converting real measurements to scaled measurements when drawing a scaled map?

    <p>To ensure the map is to scale</p> Signup and view all the answers

    What is the purpose of verifying the calculated volume?

    <p>To ensure the calculation is correct</p> Signup and view all the answers

    What is the disadvantage of using a number scale in maps?

    <p>It becomes inaccurate if the map is resized</p> Signup and view all the answers

    What is the purpose of using scales in maps and plans?

    <p>To interpret distances and dimensions accurately</p> Signup and view all the answers

    What is the first step in drawing a scaled map from real dimensions?

    <p>Obtain real measurements</p> Signup and view all the answers

    What is the primary purpose of a scale in a map?

    <p>To measure distances accurately</p> Signup and view all the answers

    What is the advantage of a bar scale over a number scale?

    <p>It remains accurate when the map is resized</p> Signup and view all the answers

    How do you determine the scale of a map when given a distance?

    <p>Measure the distance on the map, use the actual real-life distance to set up a ratio, and divide both sides by the map measurement</p> Signup and view all the answers

    What is the disadvantage of a number scale?

    <p>It becomes inaccurate if the map is resized</p> Signup and view all the answers

    What is the purpose of converting real measurements to scaled measurements?

    <p>To ensure accurate distances on the map</p> Signup and view all the answers

    What is the first step in drawing a scaled map from real dimensions?

    <p>Obtain real measurements of the area or object to be mapped</p> Signup and view all the answers

    What is the purpose of a number scale?

    <p>To interpret distances and dimensions accurately from a scaled representation to real-life measurements</p> Signup and view all the answers

    How do you create a bar scale from a number scale?

    <p>Convert the number scale into an easily readable segment and draw a rectangle with segments labelled according to the real-life distance</p> Signup and view all the answers

    What is the advantage of using a number scale in maps?

    <p>Simple calculations are required, and only one measurement is needed</p> Signup and view all the answers

    Why is it important to choose an appropriate scale when drawing a scaled map?

    <p>To ensure accurate distances on the map</p> Signup and view all the answers

    What is the primary purpose of a fare table?

    <p>To display the cost of travel options</p> Signup and view all the answers

    Which formula is used to calculate the perimeter of a square?

    <p>Perimeter = 4 × side</p> Signup and view all the answers

    What is the conversion factor for centimeters to millimeters?

    <p>Multiply by 100</p> Signup and view all the answers

    What is the formula to calculate the area of a rectangle?

    <p>Area = length × width</p> Signup and view all the answers

    What is the purpose of understanding perimeter in real-life applications?

    <p>To determine the amount of material needed for a project</p> Signup and view all the answers

    What is the conversion factor for milliliters to liters?

    <p>Divide by 1000</p> Signup and view all the answers

    What is the formula to calculate the circumference of a circle?

    <p>Circumference = 2 × π × radius</p> Signup and view all the answers

    What is the purpose of using spreads in building conversions?

    <p>To determine the quantities of materials needed for construction projects</p> Signup and view all the answers

    What is the formula to calculate the area of a triangle?

    <p>Area = 1/2 × base × height</p> Signup and view all the answers

    What is the unit of measurement for volume?

    <p>Cubic units</p> Signup and view all the answers

    What is the conversion factor for centimetres to metres?

    <p>100 cm = 1 m</p> Signup and view all the answers

    What is used to determine the quantity of cement needed for construction?

    <p>Ratio</p> Signup and view all the answers

    What type of resource shows stations/stops and routes?

    <p>Route map</p> Signup and view all the answers

    What is the conversion factor for cubic centimetres to litres?

    <p>1 cm³ = 1 ml</p> Signup and view all the answers

    What is used to plan journeys?

    <p>Travel timetable</p> Signup and view all the answers

    What is the conversion factor for kilograms to tonnes?

    <p>1000 kg = 1 t</p> Signup and view all the answers

    What is used to calculate the volume of paint needed to cover a surface?

    <p>Spread rate</p> Signup and view all the answers

    What is the conversion factor for litres to millilitres?

    <p>1 l = 1000 ml</p> Signup and view all the answers

    What is the primary unit of measurement for perimeter?

    <p>millimetres</p> Signup and view all the answers

    What is the formula to calculate the area of a triangle?

    <p>1/2 × base × height</p> Signup and view all the answers

    What is the purpose of using conversion guides in measurement conversions?

    <p>To multiply by the conversion factor</p> Signup and view all the answers

    What is the purpose of a cooking conversion?

    <p>To convert between cooking measurements</p> Signup and view all the answers

    What is the formula to calculate the perimeter of a circle?

    <p>π × diameter</p> Signup and view all the answers

    What is the purpose of estimating lengths and distances?

    <p>To approximate measurements using common objects</p> Signup and view all the answers

    What is the purpose of breaking down complex shapes into simpler shapes?

    <p>To calculate area</p> Signup and view all the answers

    What is the unit of measurement for area?

    <p>square centimetres</p> Signup and view all the answers

    What is the purpose of using a spread rate in calculated area to liquid volume conversions?

    <p>To convert area to liquid volume</p> Signup and view all the answers

    What is the purpose of calculating volume?

    <p>To determine the amount of space inside an object</p> Signup and view all the answers

    What is the primary purpose of calculating volume?

    <p>To determine the capacity of a container</p> Signup and view all the answers

    What type of scale is expressed as a ratio, such as 1:50?

    <p>Number scale</p> Signup and view all the answers

    What is the advantage of using a bar scale in maps?

    <p>It remains accurate when the map is resized</p> Signup and view all the answers

    What is the first step in drawing a scaled map from real dimensions?

    <p>Obtain real measurements of the area or object</p> Signup and view all the answers

    Why is it important to convert units in volume calculations?

    <p>To ensure all measurements are in the same units</p> Signup and view all the answers

    What is the formula to calculate the volume of a rectangular box?

    <p>Length × breadth × height</p> Signup and view all the answers

    What is the purpose of identifying the shape of an object in volume calculations?

    <p>To determine the volume of the object</p> Signup and view all the answers

    What is the disadvantage of using a number scale in maps?

    <p>It becomes inaccurate when the map is resized</p> Signup and view all the answers

    What is the purpose of using scales in maps and plans?

    <p>To interpret distances and dimensions accurately</p> Signup and view all the answers

    Why is understanding scales important in maps and plans?

    <p>To interpret distances and dimensions accurately</p> Signup and view all the answers

    What is the main purpose of a scale in maps and plans?

    <p>To accurately interpret distances and dimensions</p> Signup and view all the answers

    What is the advantage of a bar scale in maps?

    <p>It remains accurate when the map is resized</p> Signup and view all the answers

    How do you determine the scale of a map when given a distance?

    <p>Measure the distance on the map and use the actual real-life distance to set up a ratio</p> Signup and view all the answers

    What is the disadvantage of a number scale in maps?

    <p>It becomes inaccurate if the map is resized</p> Signup and view all the answers

    What is the first step in drawing a scaled map from real dimensions?

    <p>Obtain real measurements of the area or object</p> Signup and view all the answers

    What is the primary purpose of understanding scales in maps and plans?

    <p>To accurately interpret distances and dimensions</p> Signup and view all the answers

    How do you use a number scale in maps?

    <p>Measure a distance on the map, multiply by the 'real' part of the scale ratio to get the real distance</p> Signup and view all the answers

    What is the disadvantage of a bar scale in maps?

    <p>It requires measuring the length of a segment and calculating the number of segments</p> Signup and view all the answers

    Why is understanding scales important in maps and plans?

    <p>To accurately interpret distances and dimensions</p> Signup and view all the answers

    What is the purpose of converting real measurements to scaled measurements?

    <p>To draw a scaled map from real dimensions</p> Signup and view all the answers

    What is the conversion factor for centimetres to metres?

    <p>100 cm = 1 m</p> Signup and view all the answers

    When converting to a larger unit of measurement, what operation do you perform?

    <p>Divide</p> Signup and view all the answers

    What is the conversion factor for kilograms to tonnes?

    <p>1,000 kg = 1 t</p> Signup and view all the answers

    What is the purpose of a travel timetable?

    <p>To plan journeys</p> Signup and view all the answers

    What is the conversion factor for cubic centimetres to litres?

    <p>1 cm³ = 1 ml</p> Signup and view all the answers

    What is the purpose of a spread rate in calculated area to liquid volume conversions?

    <p>To determine the quantity of paint needed</p> Signup and view all the answers

    What is the primary purpose of ratios in building conversions?

    <p>To determine quantities needed for construction materials</p> Signup and view all the answers

    What type of resource shows stations/stops and routes?

    <p>Route Map</p> Signup and view all the answers

    What is the formula to calculate the volume of a rectangular box?

    <p>length × breadth × height</p> Signup and view all the answers

    What is the purpose of converting units in volume calculations?

    <p>To ensure all measurements are in the same units</p> Signup and view all the answers

    What is the purpose of using scales in maps and plans?

    <p>To interpret distances and dimensions accurately</p> Signup and view all the answers

    What type of scale remains accurate when the map is resized?

    <p>Bar scale</p> Signup and view all the answers

    What is the first step in drawing a scaled map from real dimensions?

    <p>Obtain real measurements</p> Signup and view all the answers

    What is the primary purpose of calculating volume?

    <p>To determine the capacity of containers</p> Signup and view all the answers

    What is the formula to calculate the volume of a cylinder?

    <p>π × radius² × height</p> Signup and view all the answers

    What is the purpose of understanding perimeter in practical applications?

    <p>To determine the amount of material needed for a project</p> Signup and view all the answers

    What is the formula to calculate the area of a triangle?

    <p>1/2 × base × height</p> Signup and view all the answers

    What is the purpose of verifying the calculated volume?

    <p>To make sure the answer is correct</p> Signup and view all the answers

    What is the advantage of using a number scale?

    <p>It is easy to use and only requires one measurement</p> Signup and view all the answers

    What is the unit of measurement for perimeter?

    <p>Millimeters, centimeters, meters, or kilometers</p> Signup and view all the answers

    What is the purpose of understanding scales in maps and plans?

    <p>To interpret distances and dimensions accurately</p> Signup and view all the answers

    What is the purpose of using a spread rate in conversions?

    <p>To convert area to liquid volume</p> Signup and view all the answers

    What is the formula to calculate the perimeter of a square?

    <p>4 × side length</p> Signup and view all the answers

    What is the purpose of understanding area in practical applications?

    <p>To determine the amount of paint needed for a wall</p> Signup and view all the answers

    What is the formula to calculate the circumference of a circle?

    <p>2 × π × radius</p> Signup and view all the answers

    What is the purpose of fare tables?

    <p>To show the cost of travel options</p> Signup and view all the answers

    What is the formula to calculate the area of a rectangle?

    <p>length × width</p> Signup and view all the answers

    What is the purpose of tide timetables?

    <p>To show high and low tide times for seaside locations</p> Signup and view all the answers

    What is the purpose of using scales in maps and plans?

    <p>To interpret distances and dimensions accurately</p> Signup and view all the answers

    What is the advantage of using a number scale in maps?

    <p>It is simpler to calculate distances</p> Signup and view all the answers

    How do you determine the scale of a map when given a distance?

    <p>Measure the distance on the map and use the actual real-life distance to set up a ratio</p> Signup and view all the answers

    What is the disadvantage of using a bar scale in maps?

    <p>It requires measuring the length of a segment and calculating the number of segments</p> Signup and view all the answers

    What is the purpose of converting real measurements to scaled measurements?

    <p>To draw a scaled map from real dimensions</p> Signup and view all the answers

    What is the advantage of using a bar scale in maps?

    <p>It remains accurate when the map is resized</p> Signup and view all the answers

    What is the first step in drawing a scaled map from real dimensions?

    <p>Obtain real measurements of the area or object to be mapped</p> Signup and view all the answers

    How do you use a bar scale to measure a distance?

    <p>Measure how long one segment of the bar is, measure the distance on the map, calculate how many segments of the bar it represents, and multiply the number of segments by the real-life distance represented by each segment</p> Signup and view all the answers

    What type of scale is represented graphically on the map, showing segments with labelled distances?

    <p>Bar scale</p> Signup and view all the answers

    Why is understanding scales important in maps and plans?

    <p>To interpret distances and dimensions accurately</p> Signup and view all the answers

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