# What is the speed of a bicyclist who took an hour and a half to travel 10 kilometers?

Nov 14, 2015

#### Answer:

$6 , 667 k m / h r = 1 , 85 m / s$

#### Explanation:

By definition, speed is the rate of change in distance, ie speed = distance / time.

$\therefore v = \frac{x}{t} = \frac{10 k m}{1 , 5 h r s} = 6 , 667 k m / h r = 1 , 85 m / s$