A street magician asks a passerby to draw one card from a standard deck, remember it, and then replace it. The magician then shuffles the deck and asks the person to draw a second card. Find the probability that at least one of the two cards was a heart.

Question

anonymous · Answer

probability that neither card was a heart = 3/4 *3/4 = 9/16

prob at least 1 was heart = 1 - 9/16

anonymous · Answer

I've clicked that before but it was wrong.

anonymous · Answer

hmmmm
whats the error?

anonymous · Answer

I have no idea that's what im trying to figure out

anonymous · Answer

there are two options now
either you have not read the question
or is not trying to understand

anonymous · Answer

Well thanks for your help!

anonymous · Answer

np