A boy rows 6 miles downstream in 64 minutes. He rows back at the same rate in 180 minutes. Find the rate of the[..]

A passenger train travels 55 miles per hour, and a freight train travels 31 miles per hour. When they run on[..]

The sum of the squares of two positive numbers is 808. One number is four more than the other. Find the two[..]

Traffic signs are regulated by the Manuel on Uniform Traffic Control Devices (MUTCD). The perimeter of some traffic[..]

what will it cost to title a kitchen floorthat is 12 feet wide by 20 feet long.if the title cost 8.91 per square yard

The length of a dog house is to be 4 times its width in meters.The Doghouse will have an area of 64m^2, WHAT WILL[..]

A heater can raise the temperature of a gallon of water 10 degrees in 8 minutes. Another can raise the temperature[..]

The vertices of a triangle are P(-12,1),Q(9,3), and R(11,-18).Prove that traingle PQR is a right triangle[..]

One machine can turn out 1000 pieces in 12 days. A second machine takes 18 days to turn out 1000 pieces. On a[..]

How many pints of a 1% hydrogen peroxide solution should be mixed with a 4% hydrogen peroxide solution to obtain 10[..]