Question : Directions: Which of the following numbers will replace the question mark (?) in the given series?
12, 12, 14, 42, 46, 230, 236, 1652, ?
Option 1: 1860
Option 2: 1660
Option 3: 1720
Option 4: 1820
Correct Answer: 1660
Solution :
Given:
12, 12, 14, 42, 46, 230, 236, 1652, ?
In the above-given series, multiply and add alternately, the consecutive natural numbers.
12 × 1 = 12; 12 + 2 = 14; 14 × 3 = 42; 42 + 4 = 46; 46 × 5 = 230; 230 + 6 = 236; 236 × 7 = 1652; 1652 + 8 = 1660
So, the missing number is 1660. Hence, the second option is correct.
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