What should come in place of the question mark (?) in the given series?
333, 337, 345, ?, 393
Show answer & explanation
Correct answer: A
Explanation
The correct answer is option 1 i.e. 361.
333 + 4 = 337
337 + (4 × 2) = 337 + 8 = 345
345 + (8 × 2) = 345 + 16 = 361
361 + (16 × 2) = 361 + 32 = 393