When we have 20c and are trying to conver this into degrees fahrenheit we have to make a transformation. In the case of the transformation from 20c to fahrenheit we have to add 36 degrees. 20c celsius then becomes 68 degrees fahrenheit. We do this by multiplying the degrees celsius by 9/5 and then add 32.
A confortable room temperature is 20c . What is this temperature in degrees fahrenheit