Question

Word problems give me a hard time, please help me understand:
The weight of a person varies inversely as the square of its distance from the center of the Earth. If a person weighs 175 pounds on the surface of the earth (r= 4000 miles) how much will he weight at 1000 miles above the Earth's surface?

Answer 1

43 pounds

Answer 2

How did you get that? lol. I get the answer but I really wanna know how you do the math to get the answer, if you don't mind.

Answer 3

you just have to divide

Answer 4

What am I dividing? lol

Answer 5

lol 4000/1000 (when you silmplfy)you get 4 then 175/4 you get 43