A dragster and driver together have mass 921.4 kg . The dragster, starting from rest, attains a speed of 26.1 m/s in 0.61 s .

a) Find the average acceleration of the dragster during this time interval.

Answer in units of m/s2.

b) What is the size of the average force on the dragster during this time interval?

Answer in units of N.

c) Assume the driver has a mass of 70.9 kg .What horizontal force does the seat exert

on the driver?

Answer in units of N.

Thank you. I did the problems, I just want to check by comparing my answer. Thanks : )