A concrete foundation for a building has the shape of rectangular prism. The foundation is 20 yards long, 13 yards wide, and 2 yards high. If concrete cost five dollars per cubic yard, how much did the concrete cost for the foundation

Lee has $1.75 in dimes and nickels. the number of nickels is 11 more than the number of dimes. how many of each coin does he have?

40) linda was making chocolate truffles for the first day of school. the recipe for 20 chocolate truffles is: i cup of cream 2 cups of dark chocolate she noticed this will not be enough truffles for the 42 sure that all students in each homeroom next year. to be sure that all students receive a truffle, linda must adjust her recipe. a. complete the recipe for 42 truffles cups of cream - cups of dark chocolate work:

Write an inequality for this description. - one fourth of the opposite of the difference of five and a number is less than twenty.