tolong ajarin cara no 28 saja secepatnya butuh banget

400 ml = 400 cm³ = 400.000 mm³

V = 1/4 x π x D² x t
400.000 = 1/4 x 22/7 x 63 x 63 x t
400.000 = 1/4 x 22 x 9 x 63 x t
400.000 = 3.118,5 x t
t = 400.000 : 3.118,5
t = 128,2 mm [C]