Question
5, 14, 41, 122, 365, 1094, ?
Solution
5 × 3 – 1 = 14 14 × 3 – 1 = 41 41 × 3 – 1 = 122 122 × 3 – 1 = 365 365 × 3 – 1 = 1094 1094 × 3 – 1 = 3281
18, 34, 70, 134, ?, 378
216, 81, 297, 378, ?, 1035, 1728
Find the missing number in the given number series.
3, 7, 18, 38, 69, ?Find the missing number in the given number series.
4, ?, 110, 665, 4660, 37285
244, 179, 129, 92, 66, ?
16, 20, 47, 63, 188, ?
18 19 34 111 428 2165 ?
...76, 80, 89, 105, ?, 166
48, 24.5, ?, 39.75, 81.5, 206.25, 621.75
6 11 32 111 ? 2345 14100
...