A high jumper, falling at 3.8 m/s, lands on a foam pit and comes to rest compressing the pit 0.38 m. If the pit is able to exert an average force of 1100 N on the high jumper in breaking the fall, what is the jumper's mass?

2 answers

Vf^2=Vi^2+2ad

but a= force/mass, negative here.

solve for mass
dawd