yolong bantuin saya jwb yg no 30 dong pliss pake cara sekalian yhh

1 kwintal = 100 kg → ¼ kwintal = 25kg
1 kg = 2 pon → 50 pon = 50÷2 = 25kg
1 kg = 1000gram = 10 ons → 275ons = 275÷10 = 27,5kg

jadi ¼kwintal + 50 pon - 275 ons = 25kg + 25kg - 27,5kg = 50kg - 27,5kg = 22,5kg