The costs of two different shelf stereo systems are decreased by $10. The original costs were $90 and $60, respectively. Without calculating, which had a greater percent of decrease? Explain.

Mark just got his commercial driver's license and is starting a new career as a truck driver. Getting trained and licensed involved a one-time cost of $422. Gas and insurance end up costing him $3 per mile.

Diego says that if you cube the number four and then take the cube root of the results you end up with eight is Diego correct

Rotate 270 counter clockwise around the origin, and then translate 5 units up. (9, - 6) (7, - 4) (9, 1) (13, 0)

Simplify 5 to the fifth power over 5 to the eighth power.

Jacqueline is a teacher in Alaska, where she contributes 9% of her earnings to her pension. If her earnings for a school year were $42,000, what did she contribute to her pension? a.) $3,250 b.) $3,560 c.) $3,780 d.) $3,890

Is pi6 rational or irrational

What is 9:901 in long division

Lane's arm span is 61 inches. If his height is 1⁄4 foot longer than his arm span, how tall is he? feet and inches

given a soda ca with a volume of 21 and a diameter of 6, what is the volume of a cone that fits perfectly inside the soda can?

At a birthday party there were 20 balloons. A few of the kids decided to pop b balloons so the parents blew up another 6 balloons. Write an expression to represent how many balloons are there now.