Katie stop erasing my questions im just trying to help idxiot

An advertising firm has an old computer that can prepare a whole mailing in 6 hours. with the of newer model the job is complete in 2 hours. how long would it take the newer model to do the job alone?

Find the distance from the theater to the library. leave your answer in simplest radical form if necessary. 12 √12 74 √74

For the feasibility region shown below find the maximum value of the function p=3x+2y