During a period of 30 minutes, a music station played 5 minutes of commercials. What is the ratio of music they played to commercials they played?

The surface area (sa) of a cube with a as the length of each of its sides is given by the formula . if the surface area is known, how can you rewrite the formula to find its side?

Beth took out a $20,000 loan for college she is borrowing money from two banks. bank a charges an interest rate of 8.5% bank b charges and interest rate of 10.5% after one year alice owes $1860 in interest how much money did she borrow from bank a

How long must $542 be invested at a rate of 7% to earn $303.52 in interest? in a easier way