Jimmy's cedar trunk is in the shape of a rectangular prism and has a volume of cubic yard. How many cubic blocks with a side length of yard would Jimmy need to measure the volume of his trunk?

Jimmy trunk is in the rectangular prism shape, so we can use the formula shown below:

Volume = l*w*h where "l" for the length, "w" for the width and "h" for the height.

In order for to determine the volume the trunk, he only needs to measure length, height and width dimension in yards.

Then use the given formula to identify the volume.