Train A leaves the station at 5 am heading east at a rate of 80 mph. Two hours later Train B leaves the same station heading west at 40 mph. At what time will the trains be 800 miles apart?

Tom can paint the fence in 12 hours, but if he works together with a friend they can finish the job in 8 hours. how long would it take for his friend to paint this fence alone?

John has 1/2 pound of oranges to share with julie. if they share the oranges equally, how much will each of them have?

The construction of copying qpr is started below. the next step is to set the width of the compass to the length of ab. how does this step ensure that a new angle will be congruent to the original angle? by using compass take the measures of angle and draw the same arc according to it.