Weight on Mars for a 90lb person: 34.05lbs
Weight on Mars : Weight On Earth/91.8m/s^2 • 3.711m/s
Earths Force : 91.8m/s^2
Mars Gravitational Force : 3.711m/s
So an object or person on Mars would weigh 37.83% its weight on earth. Therefore, a person would be much lighter on mars. A person is about 62.17% heavier on earth than on Mars.
This is volume of a sphere.
Answer:
15 25 25 65
10 05 20 35
25 30 45 100
First column is 6th grade, second is 7th, third is 8th and the last column is total