The number of boys and girls in a class are in the ratio 5 : 2. The number of boys is 6 more than the number of girls. What is total class strength?
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Boy/Girl ratio = 5:2
Thus Boys = 5x
Girls = 2x
Boys = Girls + 6
5x = 2x + 6
5x - 2x = 6
3x = 6
x = 6/3
x = 2
Total class strength = Boys + Girls = 5x + 2x = 7x
= 7(2)
= 14
The total class strength is 14.
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