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j_shreyans wrote:Leila is playing a carnival game in which she is given 4 chances to throw a ball through a hoop. If her chance of success on each throw is 1/5, what is the chance that she will succeed on at least 3 of the throws?

A)1/5^4

B)1/5^3

C)6/5^4

D)13/5^4

E)17/5^4

OAE

by Vellyanova

Wed Jun 07, 2017 11:53 pm
Forum: Problem Solving
Topic: Leila
Replies: 7
Views: 4955