Question

The number of boys and girls in a class are in the ratio 5:4. If the number of boys is 4 more than the number of girls, the find the number of girls.

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Answer 1

Step-by-step explanation:

Given:

• The ratio of boys to girls
• The number of boys are 4 more than the number of girls

To Find:

• The number of girls

Solution:

It is given that the number of boys are 4 more than the number of girls.

So, if we add 4 to the number of girls the boys and girls are equal

Let the number of boys and girls be 5x and 4x respectively.

ACQ

5x=4x+4

x=4

Number of boys=5x=5×4=20

Number of girls=4x=4×4=16