A boy has in his pocket a 50-cent piece, two dimes and two pennies. If he pulls out a coin at random, what is the probability it is worth at least ten cents?

Question

royalranger · Answer

Again?

reagan18 · Answer

yeah im trying is it 2/5 @royalranger

reagan18 · Answer

wait did i do this problem already?

reagan18 · Answer

@royalranger can you help me with probability and percentages?

royalranger · Answer

How many coins are worth at least 10 cents?

reagan18 · Answer

1 dime

reagan18 · Answer

oh its 1/5 ohhhh

reagan18 · Answer

Two cards are drawn at random from a standard deck of 52 cards, without replacement. What is the probability that both cards drawn are hearts? (There are 13 hearts in a standard deck of cards.)

reagan18 · Answer

can you help me with this?

royalranger · Answer

Its not 1/5. It asks you how many coins are worth AT LEAST 10 cents? Well there are 2 dimes, those are worth at least 10 cents. And the 50 cent coin is worth more than 10 cents. So we have a total of 3 coins that are worth at least 10 cents.

reagan18 · Answer

oh im stupid @royalranger thanks