Question : Directions: Which of the following numbers will replace the question mark (?) in the given series?
18, 20, 22, 27, 32, 39, ?
Option 1: 47
Option 2: 42
Option 3: 46
Option 4: 45
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Correct Answer: 46
Solution :
Given:
18, 20, 22, 27, 32, 39,?
Add 2, 5, and 7 to the numbers in the series to get the next term respectively.
18 + 2 = 20; 20 + 2 = 22; 22 + 5 = 27; 27 + 5 = 32; 32 + 7 = 39; 39 + 7 = 46
So, 46 is the missing number of the series. Hence, the third option is correct.
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