Question

The probability of selecting a rotten apple randomly from a heap of 900 apples is 018. What is the number of rotten apples in the heap

Answer 1

N(s)=900
N(A)=18
P(A)=N(A)/N(s)
P(A)=900/18
=50

Answer 2

I think the correct qn is
"The probability of selecting a rotten apple, randomly from a heap of 900 apples is 0.18. What is the number of rotten apples in the heap?"

The answer is there in the picture attached above..
Hope it helps!!