30°C=...............°R..............°F 60°C=...............°R..............°F

30°C = 4/5x30°C =24°R
= (9/5x30°C) +32=54+32 =86°F

60°C =4/5x60°C = 48°R
= (9/5x60°C) +32 = 108 + 32 = 140°F


.....good luck.... :)
maaf kalo salah...

30°C = 24°R = 86°F
60°C = 48°R = 140°F
Maaf kalo salah