Bert has $1.37 of loose change in his pocket — pennies ($0.01), nickels ($0.05), dimes ($0.10), and quarters ($0.25).

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Bert has $1.37 of loose change in his pocket — pennies ($0.01), nickels ($0.05), dimes ($0.10), and quarters ($0.25). He reaches into his pocket and pulls out one coin at random. What is the probability that the coin is a nickel?

(1) There are exactly seven pennies in his pocket
(2) There are exactly three quarters in his pocket


[spoiler]OA=E[/spoiler]

Source: Magoosh
Source: — Data Sufficiency |