Number of boys and girls in a class are in the ratio 7:5. Then
The number of boys is 8 more
than number of girls . The total class strength is
a) 56
b) 52
(c) 48
(d) 36
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Answer:
7:5= 7x,5x. so 7x +8 = 5x ,7x - 5x = 2x, therefore 2x = 8 and x=4. so the answer is 7x = 7× 4= 28 and 5x=5× 5 = 20 SO 28 +20 = 48. Hope it helps u. I think u are in class 8
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