Gina and her brother are collecting pennies at home. they have 382 pennies so far. if they trade the pennies for dimes, how many dimes will they have? how many pennies will be left over ?

If 3x+8=3x+8 is it one solution or no solution

The two square pyramids are similar. find the total volume of both pyramids if the ratio of their surface areas is 9/16

Adecorative window is made up of a rectangle with semicircles at either end. the ratio of ad to ab is 3: 2 and ab is 30 inches. what is the ratio of the area of the rectangle to the combined area of the semicircles? possible answers: a. 2: 3 b. 3: 2 c. 6: π d. 9: π e. 30: π