Asked by Glenn
Two cars are 30 miles apart and moving toward each other on the same highway. One car is going 10 miles per hour faster than the other. How fast is each of the cars going if they pass each other 15 minutes later?
Answers
Answered by
Reiny
speed of slower car --- x mph
speed of faster car ---- x+10
after 1 5minutes or 1/4 hour,
(1/4)x + (1/4)(x+10) = 30
x + x+10 = 300
carry on
speed of faster car ---- x+10
after 1 5minutes or 1/4 hour,
(1/4)x + (1/4)(x+10) = 30
x + x+10 = 300
carry on
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