Question

Please can someone help me.

1.A model car travels 40 m, measured to one significant figure, at a speed of 2 m/s, measured
to one significant figure. Find the upper and lower bounds of the time taken.​

Answer 1

It has taken 38 minutes to reach 40 at 2m/s

Explanation:

40 - 2= 38

and a slow speed 2 m/s that's why it is in minutes