Question

In the following question, select the missing number from the given series. 3, 10, 24, 52, 108, ?

• A. 180
• B. 190
• C. 210
• D. 220

Answer 1

Answer:

D. 220

[3 + 2] × 2 = 5 × 2 = 10 [10 + 2] × 2 = 12 × 2 = 24 [24 + 2] × 2 = 26 × 2 = 52 [52 + 2] × 2 = 54 × 2 = 108 [108 + 2] × 2 = 110 × 2 = 220