The number of boys and girls in a class are in ratio 7:5.The number of boys is 8 more than the number of girls. What is the total class strength?

# The number of boys and girls in a class are in ratio 7:5.The number of boys is 8 more than the number of girls. What is the total class strength?

1. A
25
2. B
28
3. C
30
4. D
48

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### Solution:

Let the number of boys be 7x and that of girls be 5x
According to the given condition we have
Number of boys = Number of girls +8 Therefore number of boys= Number of Girls =  So, total number of children in the class = Hence, the class strength is Hence, Option (4) is the correct answer.

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