@plains4
ayaz imba :O
pakai persamaan Jarak = Kecepatan x Waktu 40 x (t+1) = 60 x (t-1) 40t + 40 = 60t - 60 20t = 100 t = 5 40x(5+1) = Vp x 5 240 = 5Vp 48 = Vp Sebenernya i...