Question

Until a train is a safe distance from the station it must travel at 5 m/s. Once the train is on open track it can speed up

to 45 m/s. If it takes a train 8 seconds to reach 45 m/s, what is the acceleration of the train? (Round your answer to
the nearest whole number.)
O 4 m/s2
O 5 m/s2
O 6 ms2
7 m/s2

Answer 1

I believe the answer is b

Step-by-step explanation: