The volume V of a rectangular prism with length l, width w, and height h is v equals l times w times h. What is the width of a rectangular prism with volume 450 cubic inches, length 20 inches, and height 7.5 inches?

Question

e.mccormick · Answer

Have you tried to plug in what you know and then solve for what is left?

anonymous · Answer

nope not yet

e.mccormick · Answer

Well, I would start with that.

anonymous · Answer

i dont know how to start it off

e.mccormick · Answer

"The volume V of a rectangular prism with length l, width w, and height h is v equals l times w times h"

What is that as a formula with just letters?

anonymous · Answer

ok

e.mccormick · Answer

Once you have that, you substitute in the numbers they give you in place of the correct letters.

anonymous · Answer

you divide

anonymous · Answer

all the numbers first or mulitply

e.mccormick · Answer

Well, you solve as needed.  You can do some multiplication, but because you are given the volume you will have to divide.  You either multiply once then divide once, or divide twice.  Your choice.