A roofing company has 59,430 square feet of roofing material on hand. If the average roof requires 8,490 square feet of material, how many roofs can be installed? Please help.

Plz a. s. a. p.the table shows the number of male and female contestants who did not win a prize. what is the probability that a randomly selected contestant won a prize, given that the contestant was female? write the probability as a percent. round to the neares tenth, if needed.

Anew shopping mall is gaining in popularity. every day since it opened, the number of shoppers is 5% more than the number of shoppers the day before. the total number of shoppers over the first 10 days is 1258 how many shoppers were on the first day?

Cd is the perpendicular bisector of both xy and st, and cy=20. find xy.