Misty bought 3 cds. the country music cd cost $12. the rock music cd cost 2/3 as much as the country music cd. the platinum edition cd cost twice as much as the rock cd. what was the cost of the 3 cds? what is the hidden question and what is the solution?

How many verticies does a triangular prims have

Tony is charged $ 50 and additional $0.15 per miles for renting a car. a) represent the cost of renting a car with an equation,and the determine the cost if he drove it70 miles.b) what would be the cost of a car rental if the car was driven 250 miles? show work

Which problem would you use the following proportion to solve for? 24/x = 40/100 a. what is 40% of 24? b. what percent is 24 of 40? c. twenty-four is 40% of what number? d. forty percent of 24 is what number?