MATH 110 Find the cars speed for each part

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MATH 110 Find the cars speed for each part

Greg drove at a constant speed in a rainstorm for 288  miles. he took a break, and the rain stopped. he then drove 240 miles at a speed that was 4 miles per hour faster than his previous speed. if he drove for 14 hours , find the cars speed for each part of the trip.

the rate of the car in the rain =

the rate of the car without the rain=