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A class has 15 boys and 10 girls. What is the ratio of boys to girls?

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Question: A class has 15 boys and 10 girls. What is the ratio of boys to girls?

Options:

  1. 3:2
  2. 2:3
  3. 1:1
  4. 5:3

Correct Answer: 3:2

Solution: 

The ratio of boys to girls is 15:10, which simplifies to 3:2.

A class has 15 boys and 10 girls. What is the ratio of boys to girls?

Practice Questions

Q1
A class has 15 boys and 10 girls. What is the ratio of boys to girls?
  1. 3:2
  2. 2:3
  3. 1:1
  4. 5:3

Questions & Step-by-Step Solutions

A class has 15 boys and 10 girls. What is the ratio of boys to girls?
  • Step 1: Identify the number of boys in the class. There are 15 boys.
  • Step 2: Identify the number of girls in the class. There are 10 girls.
  • Step 3: Write the ratio of boys to girls as 15:10.
  • Step 4: Simplify the ratio. Divide both numbers by their greatest common divisor, which is 5.
  • Step 5: 15 divided by 5 equals 3, and 10 divided by 5 equals 2.
  • Step 6: The simplified ratio of boys to girls is 3:2.
  • Ratio – Understanding the relationship between two quantities, in this case, boys and girls in a class.
  • Simplification – The process of reducing a ratio to its simplest form.
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