At Milan's auto shop, it takes 10 minutes to do an oil change and 7 minutes to do a tire change, Milan has less than[..]

An experienced accountant can prepares tax return in 11 hours. a novice accountant can do it in 24 hours. How long[..]

Jill is 15 kilometers away from Joe. Both begin to walk toward each other at the same time. Jill walks at 2[..]

Chuck and Dana agree to meet in Chicago for the weekend. Chuck travels 216 miles in the same time that Dana travels[..]

One maid can clean the house in 4 hours. Another maid can do the job in 7 hours.how long will it take them to do the[..]

A water tank can be filled in 7 minutes and emptied in 8 minutes. If the drain is accidentally left open when the[..]

Noah and Ben are running in the walker street fun run. Noah runs at 7 MPH, Ben at 5 mph. If they start at the same[..]

Mardi received an inheritance of 50000. She invested part at 11% and deposited the remainder in tax free bonds at[..]

In a chemistry class,9 liters of 4% silver iodide solution must be mixed with 10% solution to get a 6% solution.[..]

the length of a new rectangular playing field is 7 yards longer than double the width. if the perimeter of the[..]