A.90 °C B.80°C C.72°C D.64°C Tolong jelasin dong + caranya terima kasih banyaak

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Diket :
Termometer X → Termometer Celcius
suhu es, 20°X → 0°C
suhu air, 140°X → C = ___?
suhu didih, 170°X → 100°C

Jawab :
Gunakan perbandingan :

(170 - 20) / (140 - 20) = (100 - 0) / (C - 0)

(150) / (120) = (100) / C

5/4 = 100/C

C = (4/5). 100

C = 80°C

Jawaban : B

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FZA