Question

What will be the weight of a person on earth, who weighs 9N on the moon?

a) 3 N b) 15 N c) 45 N d) 54 N​

Answer 1

W=mg

Mass is always constant but W changes due to G.

So if W=9 then m=9/1.666=5.421

That means, W=5.421*9.8=53. 1258N.