tolong kaka pake cara yh??mksh

1. 1Ha = 100 dam
1are = 1 dam
Luas tanah = 12Ha x 100 = 1200dam
Tanah sisa = luas tanah - tanah yg diwakafkan
= 1200 - 550 = 650 dam

2. Jarak = kecepatan x waktu
Waktu = 17.30 - 15.30 = 2jam
Kecepatan = 80km/jam
Jarak = 80 x 2 = 160 km

Semoga membantu