Travel range during uniformly accelerated motion

Classical Mechanics Level pending

A car goes east at a speed of 10 m/s 10 \text{ m/s} on a straight road. Then the car gets into uniformly accelerated motion for just 5 5 seconds, ending up heading back westward at a speed of 40 m/s. 40 \text{ m/s.} What is the distance traveled by the car for the 5 5 seconds of uniform acceleration?

60 m 85 m 68 m 105 m

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