will mark brainliest pleas help

Mike Tyson is going to drive his car. He starts has car and accelerates at 2.5 m/s² for 15 seconds. He attains and maintains this velocity on the road for the next 45 seconds, then he lightly applies the brakes and decelerates at 0.95 m/s² for 4 seconds. Mike Tyson maintains this speed for 60 seconds. Then Mikey slams on the brakes and decelerates at 5.0 m/s² until he completely stops. What was Mikey’s velocity at the end of each time span?​