Joey has a bag containing 3 quarters, 2 dimes, 4 nickels, and 1 penny. He randomly chooses one coin, REPLACES it, and randomly
chooses another coin. What is the probability that he will grab a dime
and then a nickel?

David bought a poster for an art project. the poster is 2.7 feet wide and 3.9 feet tall. what is the area of the poster?

Express the following as a function of a single angle. cos(60) cos(-20) - sin(60) sin(-20)

Which situation can be modeled by the inequality 5 + 10w ≥ 45? a. you start with $5 and save $10 a week until you have at least $45. b.you start with 5 baseball cards and purchase 10 cards every week until you have at most 45 cards. c.you start with 5 water bottles and purchases cases of 10 water bottles each until you have a total of 45 water bottles. d.you spend $5 plus $10 per week until you have less than $45.