Ratio Test - Questions and Answers

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Questions and Answers

What is the ratio of girls to boys in a room with 8 boys and 12 girls?

  • 2 to 3
  • 3 to 2 (correct)
  • 4 to 3
  • 12 to 8 (correct)

What is the simplest form of the ratio 48 to 60?

  • 4:5 (correct)
  • 6:5
  • 12:15
  • 8:10

How many grams of protein are in 15 ounces of tuna if a 3 ounce serving contains 21 grams of protein?

  • 91 grams
  • 126 grams
  • 70 grams
  • 105 grams (correct)

If a pole casts a shadow of 15 feet and a 4-foot tall person casts a shadow of 10 feet, what is the height of the pole?

<p>6 feet (D)</p> Signup and view all the answers

What is the ratio of votes for Claire to the total number of votes (34 for Claire and 26 for Madison)?

<p>34:26 (B)</p> Signup and view all the answers

If Jason paid $2.70 for 6 juice boxes, how much should he pay for 30 juice boxes?

<p>$13.50 (C)</p> Signup and view all the answers

In the word BALLOON, what is the ratio of consonants to vowels?

<p>4:3 (C)</p> Signup and view all the answers

Which ratio is equivalent to 15/20?

<p>3/4 (A)</p> Signup and view all the answers

Flashcards

Ratio

A comparison of two quantities using division.

Simplify a ratio

A ratio is in its simplest form when the greatest common factor of the two terms is 1.

Ways to write a ratio

Ratios can be written in three ways: with a colon (:), as a fraction, or using the word "to".

Equivalent ratios

When finding an equal ratio, you are multiplying or dividing both terms of the original ratio by the same number.

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Unit rate

A unit rate is a ratio that compares a quantity to one unit of another quantity.

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Solving a proportion

When solving a proportion, you cross-multiply the terms and then solve for the unknown variable.

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Scale on a map

A scale is a ratio that compares the measurements on a map to the actual measurements in the real world.

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Proportion

A proportion is a statement that two ratios are equal.

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Study Notes

Ratio Test - Questions and Answers

  • Question 1: Which are the 3 ways to correctly write a ratio?

    • 2 to 13
    • 13:2
    • 2/13
  • Question 2: In a room, there are 8 boys and 12 girls. What is the ratio of girls to boys?

    • 12:8 (or 3:2)
  • Question 3: In the word BALLOON, what is the ratio of consonants to vowels?

    • 4:3
  • Question 4: A pet store has 8 dogs, 12 turtles, and 3 cats. What does the ratio 8:23 compare?

    • dogs to all animals
  • Question 5: Which ratio is equal to 15/20?

    • 3/4
  • Question 6: Write 3 equivalent ratios of 12:16

    • (This requires calculation, the answer is not provided in the document.)
  • Question 7: A 3-ounce serving of tuna provides 21 grams of protein. How many grams of protein are in 15 ounces of tuna?

    • (This requires calculation, the answer is not provided in the document.)
  • Question 8: If you buy 20 apples for $10.00, how much is one apple?

    • $0.50
  • Question 9: 125 students are riding in 5 buses. How many students are on one bus?

    • 25
  • Question 10: Find the missing number in the equation 6 = 24/40

    • (This requires calculation, the answer is not provided in the document.)
  • Question 11: Amy gets paid $300.00 for working 40 hours. How much does she make per hour? - $7.50

  • Question 12: 7 girls to 2 boys is equivalent to which ratio?

    • 42 girls to 12 boys

Additional Ratio Problems (Page 2)

  • Question 13: What is the ratio of hearts to flashes?

    • (Answer not provided)
  • Question 14: The table shows votes for class president. What's the ratio of votes for Claire to the total votes? -(Answer not provided)

  • Question 15: Jason paid $2.70 for 6 juice boxes. How much should he pay for 30 juice boxes?

    • (This requires calculation, the answer is not provided)
  • Question 16: There are 7 boxes with 63 sweaters. How many boxes are needed for 36 sweaters?

    • 4 boxes
  • Question 17: A recipe uses 2 cups of sugar to make 32 brownies. How many cups of sugar are needed for 72 brownies?

    • 4 ½ cups
  • Question 18: A pole has a shadow of 15 feet. Mary is 4 feet tall with a shadow of 10 feet. How tall is the pole?

    • 6 feet
  • Question 19: What is the ratio of tulips to daffodils?

    • 16:14 (or 8:7)
  • Question 20: Write the ratio 48 to 60 in simplest form.

    • 4:5
  • Question 21: It costs $2.25 to buy 9 pieces of candy. What is the unit price per piece?

    • 25 cents
  • Question 22: The scale on a map is 1 cm = 82 km. The distance between two cities is 6 cm. What is the actual distance?

    • 492 kilometers

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