In the following question, select the number which can be placed at the sign of question mark (?) from the given alternatives.
Show answer & explanation
Correct answer: C
Explanation
First box
Top: 7, 2
Bottom: 15, 1
7 × 2 = 14
14 + 1 = 15
Third box (check)
Top: 5, 6
Bottom: 32, 2
5 × 6 = 30
30 + 2 = 32
Second box
Top: 3, 4
Bottom: 18, ?
3 × 4 = 12
12 + 6 = 18
? = 6