Question
Find the wrong number in the given number series.
1728, 121, 1000, 729, 512, 49Solution
12 3 = 1728 11 2 = 121 10 3 = 1000 9 2 = 81 8 3 = 512 7 2 = 49 Therefore, 81 should come in place of 729
To find the Next number in the given series.
0 6 24 60 120 ?
...50 62 ? 96 126 138
...7    7       14    42   ?     840
...12Â Â Â Â Â Â Â Â Â Â 156Â Â Â Â Â Â Â Â 256Â Â Â Â Â Â Â Â 320Â Â Â Â Â Â Â Â 356Â Â Â Â Â Â Â Â ?
...20, 36, 103, 406, ?, 12130
There is a wrong term in the series I named 'P' and the right term which should come at the place of the wrong term is 'Q'. Find the fifth term of seri...
43 ? 45 39 47 37
...2, 12, 36, 80, ?, 252
6Â Â Â Â Â Â Â Â Â Â 5Â Â Â Â Â Â Â Â Â Â 40Â Â Â Â Â Â Â Â Â Â Â 32Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â 249Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â 240
800 400 600 1500 ? 23625
...