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Airplane with Tailwind and Headwind

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Q: An airplane flew 3 hours with a 40 mph head wind. The return trip with a tail wind of the same speed took 2 hours. Find the speed of the plane in still air.

A: When you have a headwind, you have to subtract the wind’s speed from the . . . → Read More: Airplane with Tailwind and Headwind

Rate problem, two cars leave at the same time

Graph and then solve these equations by finding their point of intersection.

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Q: Two cars leave at the same time. One car drives North at a rate of 65 m/hr and the other car drives south at a rate of 55 m/hr. In how many hours will the cars be . . . → Read More: Rate problem, two cars leave at the same time

Scooter and Bicycle, when will they meet?

Q: At 8:00am Dave leaves his home on his scooter, traveling east at 18 mph. At the same time and 80 mile away, Cathy leaves her home on her bicycle, traveling west toward Dave at 14 mph. At what time will they meet?

A: You know that D=VT, where D=distance, V=velocity (speed) and T . . . → Read More: Scooter and Bicycle, when will they meet?