Question

Each dimension of a rectangular prism is increased by 80%. What percent of the original volume is the volume of the new prism?
Answer

583.2%

51.2%

64%

324%

Answer 1

0.8 ^ 3 = 3.24 = 324%

Answer 2

oh ok i had the first one down but thank-you

Answer 3

That's actually incorrect. If a dimension is increased by 80% (or by 0.8) the new dimension is 1.8 times the original.

So the volume is 1.8*1.8*1.8=5.832 times the original. Or 583.2% of the original.

Answer 4

True.

Answer 5

oh ok so it is the first option then?

Answer 6

Yes it is

Answer 7

ok cool thank-you guys!