7
Q:
A) 87 | B) 78.5 |
C) 56.5 | D) 45 |
Answer: D) 45
Explanation:
Explanation:
Here given
2, 3, 6, 15, ? , 157.5
2 x 1.5 = 3
3 x 2 = 6
6 x 2.5 = 15
15 x 3 = 45
45 x 3.5 = 157.5
Therefore, the missing number is 45