3/30=9/v
3×3=9
30×3= 90
v=90
Answer:
Step-by-step explanation:
Given
Economic system Q is given by

also 
if 



substitute these values




differentiate w.r.t to L to get 



Answer:
6.25
Step-by-step explanation:
5 is almost the half of it and 4 is the other/ sorry I'm not very good at explaining
Answer:
they are both the same amount
Step-by-step explanation:
Step-by-step explanation:
some to check if it correct