Question
Select the option that is related to the first number
in the same way as the fourth number is related to the third number. 3478 : ? :: 6527 : 114Solution
The logic followed here is as follows: Sum of square of all the digits of the given number. For 6527: 114 → = 6² + 5² + 2² + 7² = 36 + 25 + 4 + 49 = 114 Similarly, for 3478: ? → 3² + 4² + 7² + 8² = 9 + 16 + 49 + 64 = 138
What value should come in the place of (?) in the following number series?
15, 21, ?, 41.16, 57.624
84, 63, ?, 283.5, 1701
15, 120, 840, 5040, ?, 100800
107    157    194    ?     237    247
...What will come in place of the question mark (?) in the following series?
3.5, 9.5, 27.5, 81.5, 243.5, 729.5, ?
What will come in place of the question mark (?) in the following series?
4, 40, 30, 300, 290, ?
840, 2520, 630, 3150, ?, 3675
What will come in place of the question mark (?) in the following series?
17, 81, 131, 169, 197, ?
12, 13, 27, 82, 329, ?
What will come in place of (?) question mark in the given number series.
10, 17, 26, 37, 50, ?
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