Mercury, a metal that is liquid at room temperature, has a density 13.5 times the density of water. How many pennies could your boat hold if we were floating it in mercury instead of water?

3 answers

How big is the boat?
That's the question, it doesn't give any more info. Here is the info:

Density of water is 1.o g/cm3
Mass of a penny is 2.5 grams
I have no idea. Sorry.