Question

you are building a walkway of uniform width around a 100 foot by 60 foot swimming pool. after completing the walkway, you want to put a fence along the outer edge of the walkway. you have 450 feet of fencing to enclose the walkway. what is the maximum width of the walkway?

Answer 1

100 + 60 = 160
160 × 2 = 320

450 - 320 = 130

final answer = 130