Gene, Marie, and Merv can complete a job in 20 h if they work together. Gene can do the job alone in twice the time[..]

A basketball bounces off the ground. The ball height y (in feet) after t seconds can be modeled by y = -16t +20t[..]

If $1900 is invested in an account which earns 5% interest compounded annually, what will be the balance of the[..]

According to Newton's Second Law of Motion, the force acting on an object varies directly with the object's[..]

The inflation rate of the U.S. dollar is 3 percent. This means that every year prices increase by 3 percent. If a[..]

The dimensions of a certain computer monitor screen are such that its length is 2 inches more than its width. if the[..]

A camper rowed 24 km downstream and then returned the same distance upstream in twice the time of the downstream[..]

With the help of a tail wind, a plane flew 378 kilometers in 3/4 of the time that a second place flew 456 km in the[..]

the side of an equilateral triangle is 7 inches shorter than the side of a square. the perimeter of the square is 39[..]

One number is 7 less than a second number. Twice the second number is 4 less than 5 times the first. Find the[..]