When 150 #cm^3# of water freezes, 162 #cm^3# of ice is formed. How do you calculate the percentage increase in the volume?

1 Answer
Sep 15, 2017

I got #8%#

Explanation:

I would use fractions for #%# and volumes in the form:

#"total amount"/"increase"#

The volume increases of #162-150=12cm^3# so with fractions:

#(100%)/(x%)=(150cm^3)/(12cm^3)#

the percentual increase will be:

#x%=100%*(12cancel(cm^3))/(150cancel(cm^3))=8%#