Question

HELP ASAP!!! you have 12 pennies in your pocket. Of those pennies, 3 are Canadian. suppose you pick a penny out of your pocket at random. Find P (not Canadian)

a)4
b)$\frac{3}{4}$
c)$\frac{5}{4}$
d)$\frac{1}{4}$

Answer 1

If 3 of the pennies are Canadian, then the other 12-3=9 pennies are not Canadian.  Therefore, the desired probability is 9/12, which is equal to 3/4.  B is the correct answer.