Wouldn’t the percent weight loss be -15 to both the original divided by the original?
Answers in other forums state different where the solution is
loss of weight/original weight x 100
Not sure how did that come!!
The question states to find % of Carl’s/Linda’s starting weight lost on the diet. let the starting weight of Linda be x ∴ starting weight of Carl would be x+8. now both lost 15. so percent of Carls starting weight lost on diet would be 15/x+8 * 100 and for Linda would be 15/x * 100. Hence B.