Question
2, 12, 36, 80, 150,
252 Find the wrong number in the given number series.Solution
ATQ,
13 + 12 = 2 23 + 22 = 12 33 + 32 = 36 43 + 42 = 80 53 + 52 = 150 63 + 62 = 252Â Therefore, the series is correct.
4, 6, 12, 30, ?, 315, 1260Â
Find the missing term in the series:
1, 4, 9, 16, 25, ?, 49
36, 48, 24, 60, ?, 72
?, 15, 45, 225, 1575, 14175
What should come in place of (?) question mark in the given number series.
2, 6, 15, 31, 56, ?
10,14,26,42,70,?
53 × 38 + 32 × âˆ›54872 = ?
168, 164, 155, 139, ?, 78
18, 30, 46, 66, 90, ?
152    142    122   ?     52    2