Question

An office supply store sells wide-ruled notebook paper for $1.75 per pound. College-rule notebook paper costs $2.20 per pound. How many pounds of wide-ruled notebook paper are needed to make a 5 pound combination of paper that costs $2.11?

Answer 1

hmm, you have to go through unitary method

Answer 2

i'm not aware of this method

Answer 3

wide ruled notebook---> $1.75 per pound
college ruled notebook --> $2.20 per pound
now you have to make combination of wide ruled notebook

Answer 4

$1.75 for 1 pound
for 5 pounds you need 5*1.75 =$8.75

Answer 5

now you have to make combination so that your paper should weight 5 pounds and cost should be $2.11 , this is pretty confusing

Answer 6

just add half pounds of both and you will have your anser