Question

A box contains a nickel, a penny, and a dime. A dime is chosen first and is not replaced. Find the probability of choosing a second coin that is a nickel.

P(nickel|dime)

Answer 1

Probability of choosing a second coin that is a nickel = 1/2

Answer 2

50%
There are two coins left in the box, and one of them is a nickel, so the fraction is 1/2 and that is a 50% chance