The complete question in the attached figure
we know that
if <span>the weights are perfectly balanced
40*(x)=50*(11-x)
40x=550-50x------------> 50x+40x=550--------------> x=6.11
x=6.1 ft
the answer is 6.1 ft</span>
85=d/3.75
d = 85 x 3.75
d = 318.75
Answer:
the correct answer is A
Step-by-step explanation: hope this helps :)