Question Detail
An athlete runs 200 meters in 24 seconds. His speed is ?
- 10 km/hr
- 17 k/hr
- 27 km/hr
- 30 km/hr
Answer: Option D
Explanation:
\begin{aligned}
Speed = \frac{Distance}{Time} \\
= \frac{200}{24}m/sec = \frac{25}{3} m/sec \\
\frac{25}{3}*\frac{18}{5} km/hr = 30 km/hr
\end{aligned}