math
posted by Danielle on .
Mrs. Luna weighs 125 pounds. Mrs. Ropa weighs 150 pounds. How much to they eavh weigh on the moon?

Check this site to see how to figure that out.
http://www.higp.hawaii.edu/futureflight/ffh2001/MoonFAQs/weight.htm 
Earth's gravitational constant is ~32.15 ft./sec.^2
The Moon's gravitational constant is ~5.326 ft./sec.^2
Therefore, your weight on the Moon would be W(earth) x 5.326/32.15 = .1656W(earth) or approximately 1/6th your weigh on earth.