Question

A car traveled 3/4 mle in one minute at constant speed what is the speed of the car per hour

Answer 1

Distance traveled in one minute = $\frac{3}{4}$ miles

As the speed is constant, after 1 hour or 60 minutes, its speed will be =

$\frac{3}{4}\times60$

= 45 miles

Hence, the speed of the car is 45 miles per hour.