That would be around $200. Because you would take 40 devide by .2 and get 200.
A three digit number would be 294. You could do 200+90+4
I think, not 100% sure, but I think it is square root (A/4pi)=r
Answer:
Step-by-step explanation:
9(y = 1/9x + 5)
9y = x + 45
-x + 9y = 45
x - 9y = -45