Answer:
31 ft.
Explanation:
so 52.5% leaves 47.5% left. and so you can take 21 * 1.475 (147.5%) and get 30.975. you round to the nearest tenth which goes up to 31 ft.
40
I got this by working through all the answer choices, this one is most logical :) I also submitted my assignment and got this correct !
stay happy :)
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