Question

How much would a 70 kg astronaut weigh on the moon ? What would be his mass on the earth and on the moon?

Answer 1

a man on moon will weight 1 of 6th part less than its actual weight on earth
$70 \div 6 = 11.66 kg$
his mass on earth will be
$w = mg \\ m = \binom{w}{g} \\m = \frac{70}{9.8} = 7.14kg$

Answer 2

Answer:

weight on moon =70/6=11.66ig

mass will be =7.14kg on both places as it is constant