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A series is given with one term missing. Select the correct alternative from the given ones that will complete the series. 127, 63, 31, 15, 7, ?

A2

B3

C4

D5

Answer:

B. 3

Read Explanation:

127 – 1 = 126;

126 ÷ 2 = 63,

63 – 1 = 62;

62 ÷ 2 = 31,

31 – 1 = 30;

30 ÷ 2 = 15,

15 – 1 = 14;

14 ÷ 2 = 7,

7 – 1 = 6;

6 ÷ 2 = 3


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