Question

Solve 7, 9, 21,64, 273, ?

Answer 1

Hi there

Your answer is :- 3171

7 × 1 + 2 = 9

9 × 2 + 3 = 21

21 × 3 + 4 = 67

67 × 4 + 5 = 273

273 × 5 + 6 = 3171 ( Ans )


Thank You