Question : Directions: Select the number that can replace the question mark (?) in the following series.
14, 17, 23, 32, 44, 59, ?
Option 1: 74
Option 2: 67
Option 3: 78
Option 4: 77
Correct Answer: 77
Solution :
Given:
14, 17, 23, 32, 44, 59, ?
Add multiples of 3 in each number to obtain the next number.
14 + 3 = 17; 17 + 6 = 23; 23 + 9 = 32; 32 + 12 = 44; 44 + 15 = 59; 59 + 18 = 77
So, the missing number is 77. Hence, the fourth option is correct.
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