Naomi and claire are painting a mural. naomi paints 2 square feet per hour and has already painted 16.5 square feet. claire paints 4 square feet per hour and has already painted 7.5 square feet. how many more hours will it take for naomi and claire to paint an equal total number of square feet?

Isuck at math ; ^; m a student solved this problem and said the answer is 3 feet. chase had a roll of ribbon that contained 7 7/8  feet of ribbon. he cut off one piece that was 3 5/8  feet long and another piece that was 1 1/4  feet from the roll. how much ribbon was left on the roll? is the student's answer reasonable? yes, the answer is reasonable. no, the answer is not reasonable. it should be about 2 feet. no, the answer is not reasonable. it should be about 13 feet. no, the answer is not reasonable. it should be about 4 feet.

Graph the equationy=x^2 -[tex]y = x^{2} - 2[/tex]

Two cars which are 40 miles apart start moving simultaneously in the same direction with constant speeds. if the speed of the car which is behind is 56 mph and the speed of the other car is 48 mph, how many hours will it take for the car which is behind to catch up the car ahead of it?