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If the ratio of boys to girls in a class is 3:2, how many girls are there if the

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Question: If the ratio of boys to girls in a class is 3:2, how many girls are there if there are 30 boys?

Options:

  1. 20
  2. 15
  3. 25
  4. 10

Correct Answer: 20

Solution: 

Let the number of girls be 2x and boys be 3x. 3x = 30, so x = 10. Number of girls = 2x = 20.

If the ratio of boys to girls in a class is 3:2, how many girls are there if the

Practice Questions

Q1
If the ratio of boys to girls in a class is 3:2, how many girls are there if there are 30 boys?
  1. 20
  2. 15
  3. 25
  4. 10

Questions & Step-by-Step Solutions

If the ratio of boys to girls in a class is 3:2, how many girls are there if there are 30 boys?
  • Ratio and Proportion – Understanding and applying the concept of ratios to find unknown quantities.
  • Algebraic Representation – Using variables to represent quantities and solve equations.
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