codreamer2 codreamer2

15-11-2015
Mathematics

Answered

A supplier delivers an order for 50 electric drills to a store. Due to a faulty component, 20 of the electric drills are defective. What is the probability that the first three electric drills sold will be returned because they are defective?

Verified Answer :

Anonymous Anonymous

15-11-2015

I think that the probability is 33%

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