Q. What will come at the place of question mark ?
2, 3, 6, 15, ?, 123
2, 3, 6, 15, ?, 123
β
Correct Answer: (B)
42
Explanation: First term → 2
Second term → (2 *3 -3) = 3
Third term → (3 *3 -3) = 6
Fourth term → (6 *3 - 3) = 15
Fifth term → (15 *3 - 3) = 42
Sixth term → (42 *3 - 3) = 123
Explanation by: Mr. Dubey
First term → 2
Second term → (2 *3 -3) = 3
Third term → (3 *3 -3) = 6
Fourth term → (6 *3 - 3) = 15
Fifth term → (15 *3 - 3) = 42
Sixth term → (42 *3 - 3) = 123
Second term → (2 *3 -3) = 3
Third term → (3 *3 -3) = 6
Fourth term → (6 *3 - 3) = 15
Fifth term → (15 *3 - 3) = 42
Sixth term → (42 *3 - 3) = 123