Debbie and Lily are custodians that work in the same building. It takes Debbie 4 hours to clean all of the floors in the building. It takes Lily 1.5 hours to clean all of the floors in the building. Which of the following equations can be solved to find the time it takes Debbie and Lily to clean the floors of the building together?

What are the sotions to the quadratic equation 9x^2=4

Revirite the formula to determine the area covered by one can of paint. alyssa and her father are going to paint the house this summer. they know they'll need 6 cans of paint. enter the correct answer. 000 done a formula that describes this scenario is (licierali 000 oo 6 w w = the total area of the walls p = area covered by a can of paint

Adecorative window is made up of a rectangle with semicircles at either end. the ratio of ad to ab is 3: 2 and ab is 30 inches. what is the ratio of the area of the rectangle to the combined area of the semicircles? possible answers: a. 2: 3 b. 3: 2 c. 6: π d. 9: π e. 30: π