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A sum of Rs. 41 was divided among 50 boys and girls. Each boy gets 90 ps and each girl gets 65 ps. Find the number of boys:

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answer is C.

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Detailed Solution

Solution: Average money received by each $= \frac{41}{50} = 82 p a i s a$

Ratio of boys and girls = 17 : 8

$\begin{array}{l} T o t a l \to 25 p a r t s \to 50 \\ 1 p a r t \to 2 \\ T h e n n u m b e r o f b o y s = 17 \times 2 = 34 \end{array}$

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