161,955 views
29 votes
29 votes
A car moved with the speed of 5 m/sec, and after 8 sec it speed became 77 m/sec . What's its acceleration?​

User Kannan Arumugam
by
2.8k points

1 Answer

20 votes
20 votes

Answer:


a = (v_(f) - v_(i))/(t) \\ = (77 - 5)/(8) = (72)/(8) \\ \boxed{a = 9 \: m. {sec}^( - 2) }

User Chris Disley
by
3.0k points