Multiple choice Directions: Complete the following number series: 16, 34, 66, 134, 266, ? 530 538 536 534 None of these Reveal answer Fill a bubble to check yourself D Correct answer Explanation It is clear that the given pattern of the series is: 16 x 2 + 2 = 34 34 x 2 – 2 = 66 66 x 2 + 2 = 134 134 x 2 – 2 = 266 and so on. But 530 = 266 x 2 - 2 It should be 266 x 2 + 2 = 534.