Question
12, 29, 64, 151, 322,
669 Find the wrong number in the given number seriesÂSolution
ATQ, 12 × 2 + 5 = 29 29 × 2 + 10 = 68 68 × 2 + 15 = 151 151 × 2 + 20 = 322 322 × 2 + 25 = 669 Therefore, 68 should come in place of 64.
612, 487,?, 396, 388, 387
Find the missing number in the given number series.
1, 2, 6, 24, 120, ?What will come in place of the question mark (?) in the following series?
36, 85, ?, 230, 330, 451
Find the missing term in the series:
2, 5, 11, 23, 47, ?
What will come in place of the question mark (?) in the following series?
400, 841, 1202, ?, 1716, 1885
44   45    41   50    ?      59    23
...221, 100, 0, -81, ?
...900 Â Â Â 90Â Â Â 18Â Â Â ? Â Â Â Â 2.16Â Â Â Â 1.08
16, 20, 11, 27, ?, 38
37, 57, 82, ?, 147, 187