Question : Directions: Which of the following numbers will replace the question mark (?) in the given series?
43, 45, 48, 53, 60, 71, ?
Option 1: 83
Option 2: 81
Option 3: 82
Option 4: 84
Correct Answer: 84
Solution :
Given:
43, 45, 48, 53, 60, 71, ?
In the above-given series, add prime numbers to the previous number to obtain the next number.
43 + 2 = 45, 45 + 3 = 48, 48 + 5 = 53, 53 + 7 = 60, 60 + 11 = 71, 71 + 13 = 84
So, 84 is the missing number of the series. Hence, the fourth option is correct.
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