A 65-in.board cut into three pieces. The second piece is twice as long as the first piece. The third piece is 9[..]

The combined area of a square and rectangle is 44 square centimeters and the width of a rectangle is 3 centimeters[..]

Two cars one traveling 10 miles faster than the other car start at the same time from the same point and traveled in[..]

The length of a rectangle is 5 cm more than 4 times its width. If the are of the rectangle is 60cm^2, find the[..]

A mother wants to invest $5,000 for her son's future education. She invests a portion of the money in a bank[..]

Dried banana's sell for $0.80 per quarter-pound and dried apricots sell for $1.00 per quarter-pound. How many pounds[..]

How many quarts to pure antifreeze must be added to 2 quarts of a 10% antifreeze solution to obtain a 5% antifreeze[..]

How many gallons of a 60% antifreeze solution must be mixed with 80 gallons of 20% antifreeze to get a mixture that[..]

A pharmacist wishes to mix a solution that is 7% Minoxidil. She has on hand 70 ml of a 2% solution and wishes to add[..]

Ed Moura has $83,000 invested in stocks paying 6%. How much additional money should he invest in certificates of[..]