Sam and his friend are working at the body shop. Sam can do the work in 7hours. When his friend is helping him they do the same work in 4 hours. How long does it take Sam's friend to do this work alone?

What is the value of the expression 9+n/3-6 when n = 12? 1. 5. 7. 12.

Olga used 100 ounces of flour to make 225 muffins. how many ounces of flour will be used to make 300 muffins?

What is the area of this figure. select from the drop down box menu to correctly complete the statement shows a rectangle 3in. by 16in. and a trapezoid center is 10 in. by 5 in. answers are 128 136 153 258