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A student got twice asA student got twice as many sums wrong as he got right. If he attempted 48 sums in all, how many did he solve correctly ? many sums wrong as he got right. If he attempted 48 sums in all, how many did he solve correctly ?

12
16
18
24
Explanation:

Suppose the boy got x sums right and 2x sums wrong. Then, x + 2x = 48 3x = 48 x = 16.

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