Find the unknown.

12. 8/28 = m/7
m =

13. 12/40 = b/10
b =

14. 9/24 = 3/y
y =

Which equation requires the division property of equality to be solved?

F(x) = 1/x g(x)=x-4 can you evaluate (g*f)(0) ? why or why not?

I’m on question 7 it says a covered water tank is in the shape of a cylinder the tank has a 28 inch diameter and a height of 66 inches to the nearest square inch what is the surface area of the water tank