A student got twice as many sums wrong as he got right. If he attempted 48 sums in all, how many did he solve correctly ?	Pick:  A) 12  B) 16  C) 18  D) 24  E) 26
Explanation:   Suppose the boy got x sums right and 2x sums wrong.   Then, x + 2x = 48 3x = 48 x = 16.   Answer:16
<result>B</result>
A student got twice as many sums wrong as he got right. If he attempted 48 sums in all, how many did he solve correctly ?