Posted by Shay on .
How tall would a glass (in the shape of a right circular cylinder)with a diameter of 3 inches need to be to hold 12 ounces.

math 
MathMate,
Hint:
1 fl. oz (US) = 29.57 ml
let h=height,
π4²h/4 = 12*29.57
Solve for h.