There are 6 black, 4 blue, and 5 red pens in a box. Once a pen is selected it is not replaced. Find the probability of choosing 3 red pens. Show your work

If 24 people have the flu out of 360 people, how many would have the flu out of 900. choose many ways you could use proportion that david would use to solve this problem

Onnie is considering doing some long term investing with money that she inherited. she would like to have $50,000 at the end of 30 years. approximately how much money would lonnie need to put into an account earning 6% interest compounded annually in order to meet her goal?

For her new mp3 player, alicia wants a case that is in. long. the online store shows case sizes in decimal measurements. what length case should she order?