a balloon holds 2 cubic feet of air. the balloon is blown up larger to hold 6 cubic feet of air. what is the percent change for the volume of air inside the ballon

Solve the following inequalities and show the solution on a number line. 2x+3< 3(4x+5)

Carlos spent 1 1/4 hours doing his math homework he spent 1/4 of his time practicing his multiplication facts how many hours to carlos been practicing his multiplication facts

Find the unit rate. enter your answer as a mixed number. a fertilizer covers 2/3 square foot in 1/2 hour.