Originally Posted by

**jackiemoon** Hi,

Can anybody help with the following please:

A car can reach a speed of 100km/h in 7 seconds starting at rest and accelerating uniformly (at its maximum acceleration rate). The maximum braking rate of a car (i.e. the highest negative acceleration at which it can reduce its speed) is 8 m/sē. Find the minimum time in which the car can cover a distance of 1km if it starts and ends at rest.

I'm stumped on this one - I think my brain is broken.

Thanks in advance for any ideas/assistance.