<h2>
Answer:0.2352
</h2>
Step-by-step explanation:
Let the mass of the person be
.
Let the spring constant be
.
Let the displacement in spring be 
Let the acceleration due to gravity be 
As it is given that the person just stands,the forces are balanced.
So,
Given,


Answer:
d
Step-by-step explanation:
Answer:
1) B) 10
2) B) 9
Step-by-step explanation:
1) 10x+15=115
10x=100
x=10
2) 12x+17=125
12x=108
x=9
i think it's 790,000 or 800,000 i hope i helped