Imogenes car traveled 280 mi averaging a certain speed. If the car had gone 5mph faster, the trip would have taken 1[..]

Curtis school has 1,575 students. The student to teacher ratio is 15 to 1 . How many teachers are at Curtis school ?

The ratio of the cost of a tennis racket to tennis balls is 18:1 . If a can of balls cost $5.35, what is the cost of[..]

Alan invests a total of $15,500 in three different ways. He invests one part in a mutual fund which in the first[..]

How many ways are there of choosing 2 objects, without replacement, from the 3 objects pencil, eraser, and desk, if[..]

The combined are of a square and a rectangle is 57 square feet. The width of the rectangle is 3 feet more than a[..]

Nontoxic furniture polish. A nontoxic furniture polish can be made by mixing mineral (or olive) oil with vinegar. To[..]

Rhonda deposited $3000 in an account in the merrick national bank, earning 4.2% interest, compounded annually. she[..]

The perimeter of a rectangle is 24 centimeters. The length is 4 centimeters less than 7 times the width. Find the[..]

There are 7 bones in the ankle, 24 in the ribs, 28 in the skull, and 26 in the spine. What is the total bones in[..]