Posted by trev on .
if the volume of a penny is 0.423cm cubed , how deep would a 30ft diameter swimming pool have to be to hold one billion pennies?
One billion * volume penny=volumeswimming pool
but volumeswimming pool is equal to height*area
so calculate height

science 
starz,
how do you find the volume of a coin . and what is the volume of a penny