Question

The volume of a coffee mug should be measured in

Answer 1

The cup is a cooking measure of volume, commonly associated with cooking and serving sizes. It is traditionally equal to half a liquid pint in US customary units, or an amount between 200 mL and 250 mL (​1 ⁄ 5 and ​1 ⁄ 4 of a litre) in the metric system, which may vary due to location.

Answer 2

I think it's millilitres.

Explanation: You use millilitres or fluid ounces to measure a coffee mug.

Hope it helps!