kak jawab soal ini y,please no4

Volume awal =1/3 × s × s × t = 1/3 s^2 t

Volume akhir = 1/3 × 2s × 2s × t = 4/3 s^2 t

Vawal:Vakhir = 1/3 s^2 t : 4/3 s^2 t = 1/3 : 4/3 = 1 : 4

smg mmbantu