A buisness center charges a flat fee to send faxes plus a fee per page. You send one fax wih 4 pages for $5.36 and[..]

express the concentration (in oz/gal) of salt in a mixture of 5 gallons of brine containing 22 ounces of salt, to[..]

How many pounds of extra lean hamburger that is 7% fat must be mixed with 30 pounds of hamburger that is 15% fat to[..]

One of the games at a carnival involves trying to ring a bell with a ball by hitting a lever that propels the ball[..]

It costs a $15 flat fee to rent a power drill, plus $5 a day starting with the first day. Let X represent the number[..]

The sum of eight times a number, and 4, is equal to seven times the number.

A weight lifter can bench press 165 pounds. She plans to increase the weight W(x) in pounds that she is lifting[..]

when the sum of a number and 5 is divided by 2, the result is 11. what is the number.

zach is 15 1/2 years old. this is 3 years younger than his brother lou. how old is lou

Sarah has a collection of nickels, dimes, and quarters worth $14.45. She has 10 more dimes than nickels and twice as[..]