Question

A car increases its speed from 20 km/h to 30 km/h in 10 seconds. its acceleration is a) 30 m/s b) 3 m/s c) 18 m/s d) 0.83 m/s calculate

Answer 1

again look at question.
because acceleration is in
${ms}^{ - 1}$
instead of m/s^2

I think options are incorrect

Answer 2

Firstly, your options are wrong SI unit of acc. is m/s square.And all the option are incorrect.I have posted answer. I hope it is clear to u..........