Question

Really struggling on this one

Answer 1

volume of hemisphere : volume of cylinder = 1 : m

(2/3)πr³ : π*(2r)²*(3r/4) = 1 : m

(2/3)πr³ : 3πr³ = 1 : m

(2/3) : 3 = 1 : m

(2/3) / 3 = 1/m

(2/3) * (1/3) = 1/m

(2/9) = 1/m

9 = 2m

m = (9/2)

m = 4.5 (Ans.)