Select the number that can replace the question mark (?) in the following pattern.
10 17 8
5 3 15
6 14 ?
42 68 92
Show answer & explanation
Correct answer: A
Explanation
The correct answer is option 1 i.e 23
| Understanding | Application |
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The logic which follows here is: Addition of the number which is given in columns. And Multiply the sum with 2. 1. 10 + 5 + 6 = 21 21 × 2 = 42 2. 17 + 3 + 14 = 34 34 × 2 = 68 |
In the same way. 8 + 15 + x = 23 + x 92 ÷ 2 = 46 23 + x = 46 x = 46 -23 x = 23. |