Question
In each of the following number series, one term is missing. Find the missing term. 81, 64, ?, 36, 25, 16
Solution
These are descending perfect squares: 9^2 = 81 8^2 = 64 7^2 = 49 6^2 = 36 5^2 = 25 4^2 = 16 Hence, the missing term is 49.
More Missing Series Questions
- 1029, 1030, 1039, 1064, ?, 1194
- What will come in place of the question mark (?) in the following series? 28, 45, 75, 118, 174, ?
- 124, 180, 108, 198, ?, 220
- 44, 42, 46, 38, 54, ?
- What value should come in the place of (?) in the following number series? 14, 43, 132, 401, 1210, ?, 10928
- What will come in place of the question mark (?) in the following series? 112, 123, 144, 169, 190, ?
- 120, 126, 138, 162, ?, 306
- 64, 80, 120, 210, ?, 945
- Find the missing number in the given number series. 58, 86, 142, ?, 478, 926
- What will come in place of the question mark (?) in the following series? 80, 200, 400, 600, ?, 300
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