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Which of the following numbers will replace the question mark (‘3) in the given series? 48, 52, 26, 30, 15, ? ​​
Question

Which of the following numbers will replace the question mark (‘3) in the given series?
48, 52, 26, 30, 15, ? ​​

A.

19

B.

18

C.

20

D.

17

Correct option is A

Given: 48, 52, 26, 30, 15, ? ​​
Logic: 1st number + 4 = 2nd number and 2nd number ÷\div 2 = 3rd number is pattern follow.
Following the sequence:
48 + 4 = 52
52 ÷ 2 = 26
26 + 4 = 30
30 ÷ 2 = 15
15 + 4 = 19
The missing term is 19.
Thus, correct option is (a).

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