Ratio and Proportion Mastery Check

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Questions and Answers

A recipe for a fruit salad requires apples to bananas in a ratio of 3:2. If the recipe uses 4 bananas, how many apples are needed?

  • 12
  • 4
  • 6 (correct)
  • 9

In a school, the ratio of teachers to students is 1:15. If there are 450 students, how many teachers are there?

  • 60
  • 30 (correct)
  • 45
  • 15

A map uses a scale of 1 inch = 25 miles. If two cities are 5 inches apart on the map, what is the actual distance between them?

  • 5 miles
  • 100 miles
  • 125 miles (correct)
  • 20 miles

A baker uses 2 cups of flour for every 0.5 cup of sugar in a cake recipe. If the baker wants to make a larger cake using 3 cups of sugar, how much flour will they need?

<p>12 cups (A)</p> Signup and view all the answers

The ratio of cats to dogs in a shelter is 3:4. If there are a total of 56 animals, how many are cats?

<p>24 (B)</p> Signup and view all the answers

A store sells apples and oranges in a ratio of 7:3. If they sell 42 apples in a day, how many oranges do they sell?

<p>18 (D)</p> Signup and view all the answers

Two numbers are in the ratio 5:8. If the first number is 25, what is the second number?

<p>40 (D)</p> Signup and view all the answers

The ratio of blue marbles to green marbles in a bag is 2:5. If there are 12 blue marbles, how many green marbles are there?

<p>30 (D)</p> Signup and view all the answers

A rectangle's length to width ratio is 4:3. If the width is 9 cm, what is the perimeter of the rectangle?

<p>42 cm (B)</p> Signup and view all the answers

A model airplane is built to a scale of 1:72. If the wingspan of the actual airplane is 36 feet, what is the wingspan of the model in inches?

<p>6 inches (C)</p> Signup and view all the answers

Flashcards

What is a Ratio?

A comparison of two quantities showing their relative sizes.

What is Proportion?

When two ratios are equal to each other.

Blackcurrants in Conserve

If a fruit conserve has a ratio of blackcurrants to redcurrants of 5:2 and there are 300g of redcurrants, then there are 750g of blackcurrants.

Total Fruit in Conserve

If there 750g of blackcurrants and 300g of redcurrants, then there is 1050g of fruit in the conserve altogether

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Study Notes

  • The document is an SSMS M3 Mastery Check and Assignment for the years 2024-2025
  • The student's name is Zakaya Scott
  • The date is March 21, 2025
  • The topic is Ratio and Proportion

Ratio and Proportion Problem

  • A fruit conserve contains blackcurrants and redcurrants in the ratio 5:2
  • There are 300g of redcurrants in the conserve

Blackcurrant Quantity

  • 700g of blackcurrants are in the conserve
  • Calculation:
  • 2 parts of the ratio = 300g of redcurrants
  • 300/2 = 150g per part
  • Then 150 x 5 parts = 700g of blackcurrants

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