What should come in place of question mark ‘?’ in the following number series?
10, 17, 27, 40, ?
⇒ 2 × 1.5 + 7 = 10
⇒ 5 × 2 + 7 = 17
⇒ 8 × 2.5 + 7 = 27
⇒ 11 × 3 + 7 = 40
⇒ 14 × 3.5 + 7 = 56
∴ ? = 56
1. What will come in place of question mark '?' in the following number series? 2, 3, 8, ?, 112, 565
2. What should come in place of question mark ‘?’ in the following series? 6, 7, 18, ?, 268
3. What will come in place of question mark '?' in the following question? 12, 33, 96, ?, 852
4. Find the wrong term in the following number series. 1788, 892, 444, 220, 112, 52, 24
5. Find out the wrong number in the series. 135135, 10395, 945, 105, 15, 2
7. Find the wrong term in the following number series-142, 119, 100, 83, 65, 59, 52
8. What will come in place of '?' in the following number series? 2, 5, 17, 89, ?, 6929
9. Direction: Find the missing number in the following number series. 8, 24, 12, 36, 18, 54, (?)
10. What should come in place of '?' in the following number series? 11, 14, 22, 40, 73, ?