Question

At 9 am a car (A) began a journey from a point, traveling at 40 mph. At 10 am another car (B) started traveling from the same point at 60 mph in the same direction as car (A). At what time will car B pass car A? I know this is pretty simple but evry time I look at my answer it looks wrong.

Answer 1

Distance = Rate x Time

Answer 2

@FELOVE

Answer 3

THANK you very mutch

Answer 4

welcome.

Answer 5

by the way how did you get the -20t?

Answer 6

Subtract 60t from both sides of the equation.

Answer 7

40t - 60t = -20t