Problem with significant figures?

Question

Whats 10.0ft * 40.0ft * 5.00ft converted to cubic centimeters with the proper sig figs. I know how to turn it into cubic centimeter I'm just not sure how many sig figs to put in the answer.

Answer 1

In this case you will have 3 significant figures, which will make the final answer 5.66*10^7 cubic centimeters