Select the number that can replace the question mark (?) in the following series.
2, 3, 6, 15, ? , 157.5, 630
Show answer & explanation
Correct answer: D
Explanation
The correct answer is option 4 i.e 45.
| Understanding |
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Given series: 2, 3, 6, 15,? , 157.5, 630 The series follows the pattern: 2 × 1.5 = 3 3 × 2 = 6 6 × 2.5 = 15 15 × 3 = 45 45 × 3.5 = 157.5 157.5 × 4 = 630 The next term in the series is 15 × 3 = 45. So the missing term is 45. |