Question : Directions: In the following question a series is given, with one term missing. Choose the correct alternative from the given ones that will complete the series.
7, 12, 19, 28, 39, ?
Option 1: 52
Option 2: 50
Option 3: 54
Option 4: 48
Correct Answer: 52
Solution :
Given:
7, 12, 19, 28, 39, ?
In the above-given series, add odd numbers in increasing order starting from 5 to the previous term to get the next term of the series.
7 + 5 = 12; 12 + 7 = 19; 19 + 9 = 28; 28 + 11 = 39; 39 + 13 = 52
So, 52 is the missing number of the series. Hence, the first option is correct.
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