Question

A.
0.643

B.
0.933

C.
0.600

D.
0.321

Answer 1

0.321 (Answer D)

Explanation:

Note that the event "A and Y" happens 9 times. That's 9 times out of (6+9+8+5) outcomes, or 28 outcomes.

Hence, P(A and Y) = 9/28, or 0.321 (Answer D)