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A rectangular box that is 7 inches long by 4 inches wide by 3 inches deep is carefully packed to th hold the maximum number of blocks that are 1 inch by 1 inch by 2 inches. How many blocks can be packed into the box?
Volume of the rectangular box is = (7 × 4 × 3) cubic inches.
Volume of each block = ( 1 × 1 × 2 ) cubic inches.
∴Maximum numbers of block that can be packed into the rectangular box is = 7×4×31×1×2 = 42.
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