Find the probability that a number selected at random from 41 to 56 is a multiply of 9
-
A.
(frac{1}{8}) -
B.
(frac{2}{15}) -
C.
(frac{3}{16}) -
D.
(frac{7}{8})
Correct Answer: Option A
Explanation
Given from 41 to 56
41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56
The nos multiple of 9 are: 45, 54
P(multiple of 9) = (frac{2}{16})
= (frac{1}{8})