header bg

Scan QR code or get instant email to install app

Question:

How many millimeters are there in 5 meters?

A 5,000
explanation

The prefix “milli—” means one-thousandth. A millimeter is one-thousandth of a meter, which means there are 1,000 millimeters in 1 meter. So there must be 5,000 millimeters in 5 meters.