Select the number-pair in which the two numbers are related in the same way as are the two numbers of the following number-pair.
5 : 10 : : 17 : ?
Show answer & explanation
Correct answer: D
Explanation
The correct answer is Option 4, i.e. 68.
| Understanding |
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The pattern which follows here is: Y : (Y - Immediate before prime number) x Y 5 : (5 - 3) x 5 5 : 2 x 5 5 : 10 Similarly, 17 : (17 - 13) x 17 17 : 68 Hence, 68 is the correct answer. |