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Two cars traveled equal distances in different amounts of time. Car A traveled the distance in 2.4 h, and Car B traveled the distance in 4 h. Car A traveled 22 mph faster than Car B. How fast did Car A travel? (The formula R⋅T=D , where R is the rate of speed, T is the time, and D is the distance can be used.) Enter your answer in the box.

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Answer:

22.4km/h

Step-by-step explanation:

car A= 2.4 hrs. (22+X)km/h

B=4hrs. (X)km/h

total speed× total time= total distance

(22+x+x)×(2.4+4)=D

22+2x×6.4=D

22+12.8x=D

12.8x=22

12.8x/12.8=22/12.8

x=1.7km

speed=D/T

=1.7/4

=0.4km/h

car A speed= 22+0.4

= 22.4km/h

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