Speed of car

In 2 hours 40 mins, a car travels 100km. At what speed is the car traveling?

Correct answer:

v =  37.5 km/h

Step-by-step explanation:

$$\begin{gathered} t=2+40\mathrm{/}60={\displaystyle \frac{8}{3}}\doteq 2.6667\text{ h } \\ s=100\text{ km } \\ v=s\mathrm{/}t=100\mathrm{/}2.6667=37.5\text{ km/h} \end{gathered}$$

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