2magazines weigh 7/8 pounds what is the unit rate for pounds per magazine

For : " 2 magazines weigh 7/8 pounds what is the unit rate for pounds per magazine " The answer is : Each magazine weighs an overall total of 3.5/8 pounds.

1) Let m = the weight of one magazine2)  So 3m = 3 /8 pounds (we'll get rid of pounds for now, and put it back later--it's just a unit and not a variable)3)  So m = 3/8 divided by 34) So m = 3/8 multiplied by the reciprocal 1/3 = 3/8 * 1/35)  The threes cancel each other, so m = 1/8 pounds That's it!  The weight of one magazine is 1/8 pounds.

The percent discount was 120