Question

the time it takes to cover the distance between two cities by car varies inversely with the speed of the car the trip takes 12 hours for a car moving at 32 mph how long does the trip take for a car moving at 24 mph

Answer 1

`\begin{gathered} \text{the answer is} \\ t=\frac{24\text{mph}\cdot12h}{32\text{mph}} \\ t=(288)/(32)h \\ t=9h\text{ } \\ it\text{ takes 9 hours} \end{gathered}`