Question
7 7 ? 43 163
831 What should come in place of the question mark (?) in the following number series?Solution
7 × 1 + 0² = 7 7 × 2 - 1² = 13 13 × 3 + 2² = 43 43 × 4 - 3² = 163 163 × 5 + 4² = 831
Find the missing number, in the given number series.
42, 52, 72, 112, 192, ?
161Â Â Â Â 173Â Â Â Â Â Â 191 Â Â Â Â Â Â 215Â Â Â Â Â Â 245 Â Â Â Â Â Â ?
...Find the next term in the series:
4, 9, 19, 39, 79, ?
Find the missing number in the given number series.
 58, 86, 142, ?, 478, 926
120, 120, ?, 360, 900, 2700
Find the missing term:
2, 6, 15, 31, 56, ?
1, 7, 25, 61, ?
79Â Â Â Â Â 86Â Â Â Â Â Â 76 Â Â Â Â Â Â 89Â Â Â Â Â Â 73 Â Â Â Â Â Â ?
...What will come in place of the question mark (?) in the following series?
22, 25, 30, 37, 48, ?
What will come in place of the question mark (?) in the following series?
36, 85, ?, 230, 330, 451