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Find the missing number in the series: 7, 8, 16, 43, ?, 232

Competition practiceNumber Series

A108
B107
C105
D106

Step-by-Step Solution

Add successive cubes: +

1^{3}, + 2^{3}, + 3^{3}, + 4^{3}, + 5^{3} .43 + 4^{3} = 43 + 64 = 107

(then 107 + 125 = 232).

Answer: B) 107

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