Question

David bought 16 boxes of paper from an office supply store. Each box of paper weighed 2 1/2 pounds How many pounds of paper did David buy?

Answer 1

Since weight of one box is 21/2 pounds
Hence weight of 16 boxes is "-

`16*21/2=168 pound`

Answer is 168 pounds

Answer 2

`40 lbs`

Explanation:

`16` boxes of paper @ `2 1/2 lbs` per box

total weight of `16` boxes`=16 xx 2 1/2` lbs#

`16 xx 2=32 and 16 xx 1/2=8 :.32+8= 40lbs`