Classical Mechanics

Free Version

Upgrade subject to access all content

Moderate

Average Speed Given Time

CLMECH-JX1QEI

You drive $20\text{ m/s}$ for $10\text{ min}$ and $30\text{ m/s}$ for $20\text{ min}$.

What is your average speed for the whole trip?

A

$20\text{ m/s}$

B

$25\text{ m/s}$

C

$27\text{ m/s}$

D

$50\text{ m/s}$