TAKE ANY UNMARKED BOWL OR GLASS AND FILL IT EXACTLY 3/5 FULL WITH WATER.

It has to be EXACTLY 3/5 full, so you can't guess or "eyeball" it. How are you going to do this?

Provide a detailed answer explaining how you managed to figure out exactly how much was 3/5 of your bowl/glass. Include one EQUIVALENT FRACTION in your answer.

SHOW ALL YOUR WORK.