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What number comes next: 3, 8, 15, 24, 35, ?

Competition practiceReasoning & Mental Ability

A48
B46
C47
D49

Step-by-Step Solution

Terms are

n^{2} - 1

for

n = 2

, 3, 4, 5, 6, so the next is

7^{2} - 1 = 48

. (Differences 5, 7, 9, 11 → 13.)

Answer: A) 48

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