Question

what do the marks on metric rulers typically represent?
centimeters and millimeters
inches and half inches
eighth inches and sixteenth inches
millimeters and decimeters

Explanation:

Metric rulers use the metric - system units. The most common metric units for length on rulers are centimeters and millimeters. Inches, half - inches, eighth inches, and sixteenth inches are units in the imperial system. Decimeters are not as commonly marked on standard metric rulers as centimeters and millimeters.

Answer:

A. centimeters and millimeters