It takes David 15hr. to put a roof on a house. It takes Loren 12hr. to put a roof on the same type of house. How[..]

Suppose that two boats leave a dock at different times. One heads due north, the other due east. Find the rate at[..]

You invested $7000 in two accounts paying 4% and 9% annual interest, respectively. If the total interest earned for[..]

1.) In your lab, you have a special measuring tool that can measure the width of tiny objects. You can even measure[..]

SALLY BOUGHT 3 HAMBURGERS AND 2 DRINKS FOR $10.45. JASON BOUGHT 4 HAMBURGERS AND 3 DRINKS FOR $14.30. HOW MUCH WOULD[..]

there are 7 green marbles in a small bucket that has 49 marbles altogether. latifah pours all the marbles into a[..]

Memorial Stadium has traditionally relied exclusively upon 80 baseball games to generate revenue. However, the local[..]

What are the dimensions of a rectangular tract of land when its perimeter is 50 kilometers and its area is 150[..]

in 2011, the average listing price of a home in Hawaii was $72,000 more than three times the average listing price[..]

John works as a salesman for a cellular telephone service. He is paid $250 per week plus $15 for each contract a[..]