A train leaves San Diego at 3:00 PM. A second train leaves the same city in the same direction at 7:00 PM. The second train travels 56mph faster than the first. If the second train overtakes the first at 10:00 PM, what is the speed of each of the two trains?

A kayaker paddled 5 km upstream against the current then turned around and travelled 8 km downstream with the current. If the speed of the current was 1 km/hr and the upstream trip took 60 minutes longer, what was the speed of the kayaker without the speed of the current?

A man can drive a motorboat 64 miles down the Colorado River in the same amount of time that he can drive 16 miles upstream. Find the speed of the current if the speed of the boat is 10 mph in still water.

In a 16 km cross-country ski race Brett skied the first 7 km at a constant speed and then increased his speed by 3 km/h for the last 9 km. If he finished the entire race in 1 hour and 20 minutes, what was his speed for the first 7 km?

A trucker drove 175 miles to make a delivery and returned home on the same route. Because of foggy conditions, his average speed on the return trip was 10 mph less than his average speed going. If the return trip took 2 hours longer, how fast did he drive in each direction? going ? mph returning ? mph

The time required for a trip of a certain distance in a car varies indirectly as the rate the car travels. A trip took 18 hours traveling at 50 miles per hour. How long would this trip take if the car was traveling at 75 miles per hour?

Maggie and Tiana both leave the library at the same time, but in opposite directions. If Maggie travels 13 mph and Tiana travels 20 mph, how long until they are 264 miles apart?

A Pontiac Grand Am enters the turnpike traveling at 50mph. One-half hour later, a Ford Mustang enters the turnpike at the same location and travels in the same direction at 80mph. How long will it take for the Mustang to catch up to the Grand Am? When it catches up, how far will the two cars have traveled on the turnpike?