Question
251, 130, 274, ?, 301,
76 What will come in the place of question (?) mark in following number series –Solution
251, 130, 274, ?, 301, 76 251 - (11)2Â = 130 130 + (12)2Â = 274 274 - (13)2Â = 105 105 + (14)2Â = 301 301 - (15)2Â = 76
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