A concrete cylinder has the dimensions shown and a mass of 14,500 kg. To the
nearest kilogram per cubic meter, what is
the density of the concrete in the
cylinder?
A
3
577 kg/m
® 2308 kg/m
© 4615 kg/m
© 14,500 kg/m
3

This law is sometimes called the grouping property. as you can see, regardless of how the numbers are grouped, the answer is still 13. the associative law of multiplication is similar to the same law for addition. it says that no matter how you group numbers you are multiplying together, you will get the same answer.