If the Celsius temperature 20 degrees C, what is the Fahrenheit temperature (F)?
68 degrees Fahrenheit.
The ratio of degree's C to degrees F is 9/5
freezing to boiling for C is from 0 to 100 a change of 100
freezing to boiling for F is from 32 to 212 a change of 180
This is a ratio of 5:9 F to C or 9:5 C to F.