C+32 If the temperature is twice the celsius temperature, we can write F=2C Now, ‌
9
5
×C+32=2C ‌‌
9
5
×C+32=‌
10
5
C ‌32=‌
10
5
C−‌
9
5
C⇒32=‌
1
5
C ‌C=160‌‌...‌ (iii) ‌ Fahrenheit temperature, F‌=‌
9
5
×160+32 F‌=288+32 ⇒‌‌F‌=320 Therefore, the temperature on the fahrenheit scale that is twice the temperature of 160∘C on the celsius scale is 320∘F.
