What is the acceleration due to gravity on Jupiter if someone who weighs 600 N on Earth weighs 1400 N on Jupiter

i had this question and the answer was 3.15 miles.

martina travels from school to her mom's office. from there, she walks to school. after school, she walks to the library and then to a friends house before finally ending back at home. find martina's total distance traveled.

a) 0 miles  

b) 0.4 miles  

c) 1 mile  

d) 3.15 miles

not too sure thinking all accelerations are pointed down

the answer to this is proletariats.

hope this : )