Question

an object starting from rest travels 20m in first 2 sec and 160m in the next 4 sec. what will be velocity after 7 sec from the start?

Answer 1

velocity=total displacement/total time
=(20+160)/4+2
=30m/s
velocity in 7 sec=210m/7sec

Answer 2

Answer:

Hello friend

Explanation:

Answer is 210m/7sec

Thanks