The mass of a stone is 5kg. The stone is twice as heavy as a book. The book is 5 times heavier than a ball. What is the mass of the ball?

5. At a certain university the student to teacher ratio is 16:1. If there are 2,000 students enrolled, how many teachers must be employed to maintain this ratio?

Earl gets a commission of 20% on all sales. He sold $2,580.00 worth of goods. What was the amount of his paycheck?

Solve the Quadratic Equation by factoring. 3r^2-16r-7=5

In which of the following graphs is the runner running the fastest?

In 1991, the moose population in a park was measured to be 4360. By 1999, the population was measured again to be 5880. If the population continues to change linearly, a. Find a formula for the moose population, P. b.

What does 16/6 equal to as a whole number

How do you find the perimeter of a triangle?

What is 120 divided by 3/5

Mr. and Mrs. Pierotti are remodeling their kitchen. They need 9 square yards of covering for the floor. Jackson Interiors quoted them a price of $81 for 9 square yards of linoleum. Carpet Master told them that carpeting would cost $6 per square yard.

Which is an equation of the given line. 2,-3 and - 4,3