Question
(14.14 ×  29.98) + 20.15% of 549.99 = ? +
120.34 What approximate value should come in place of question mark (?) in the following question? (You are not expected to calculate the exact value)Solution
(14.14 ×  29.98) + 20.15% of 549.99 = ? + 120.34 => (14 ×  30) + 20% of 550 = ? + 120 => 420 + 110 = ? + 120 => ? = 410
13 52 208 ? 3328 13312
3 4 10 33 136 ?
...16, 24, ?, 64, 104, 168, 272
9 10 36 333 ? 132825
...166    156    136   ?     66    16
- 741, 852, 1074, 1407, ?
Find the missing term:
3, 7, 15, 31, 63, ?
58, 63, 78, ?, 138, 183
In each of the following number series, one term is missing. Find the missing term.
3, 7, 23, 95, ?, 2879
100, 120, 260, ?, 3220, 16120