And airplanes at altitude change - 378 ft over 7 minutes what was the mean change of altitude in feet per minute?

What percent of 9 is 100

Which expression is equivalent to x + 2x + y + 2y?

Two integers, A and B, have a product of - 35. What is the largest possible sum of A and B? Explain how you found your answer.

Harriet bought 4 boxes that each have 30 bags of chips. She already had 80 bags of chips. If she then sells 200 bags of chips, how many bags of chips does she have left?

If the center of a circle is at (3,-6) and the diameter is 10 units, what is the equation for the circle

Cathy earns $13.50 per hour for the first 40 hours worked in a week and $20.25 per hour for hours over 40. If she earns $661.50 one week.

Tell which property is being illustrated. 13 + (29+7) = 13 + (7+29)

8$ of 25$ earned as profit what is the percentage

Which of the following is equiangular and equilateral? A. rhombus B. square C. rectangle D. parallelogram

Ryan works mowing lawns and babysitting. He earns $8.20 an hour for mowing and $7.70 an hour for babysitting. How much will he earn for 3 hours of mowing and 7hours of babysitting?