Question
20Â Â Â 60Â Â Â Â 150Â Â Â Â 300Â Â Â 450Â
  ? What will come in place of the question mark (?) in the following series?Solution
20 x 3 = 60 60 x 2.5 = 150 150 x 2 = 300 300 x 1.5 = 450 450 x 1 = 450
33 34 37 42 48 58
1001, 934, 863, 790, 711, 630, 539
2, 10, 30, 64, 130, 222
8137, 5405, 3669, 2701, 2201, 1997
6, -3, 11, 21, 125, 715
1, 2, 8, 48, 386, 3840
Find the wrong number in the given number series.
41, 42.7, 46.1, 51.2, 58, 64.724, 34, 46, 76, 100, 140
Find the wrong number in the given number series.
1000, 500, 250, 120, 62.56Â Â Â 9Â Â Â 14Â Â Â Â 22Â Â Â Â 30Â Â Â Â Â 41Â Â Â Â Â
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