Question

The figure below shows a rectangular prism and a cube:

A rectangular prism and a cube are drawn side by side. The length of the rectangle prism is 4 inches, the width is 3 over 4 inch, and its height is 1 and 2 over 4 inches. The cube has a side length of 1 over 4 inch.

How many such cubes are required to completely pack the prism without any gap or overlap?
288 576 1,152 1,636
http://learn.flvs.net/webdav/assessment_images/educator_mjmath1_v14/mjmath1_segmentexam1_g8_c1.jpg

Answer 1

1.96

Answer 2

first , find the volume of both

rectangular prism: \(\dfrac{4}{1}*\dfrac{3}{4}*\dfrac{6}{4}=?\)

cube: \(\dfrac{1}{4}*\dfrac{1}{4}*\dfrac{1}{4}=?\)