Question

Ben reached into his wallet without looking it took out two bills. What is the probability that each bill would be worth less $10

Answer 1

In existence, there is the 1 dollar, 5, 10, 20, 50, and 100. The only way he could take out two different dollar bills and it be worth less than 10 bucks is if he pulls out a 1 and a 5. In these odds, it would be 2 / 12 chance of pulling out two dollar bills and it being worth less than 10 bucks.