If a thermometer indicates 30 degrees Celsius, the temperature in degrees Fahrenheit is 86<span>°F.
Boiling water measures 100 degrees in Celsius, and 212 degrees in Fahrenheit. Freezing water measure 0 degrees in Celsius, and 32 degrees in Fahrenheit.
So, if you want to convert Celsius into Fahrenheit, you will need to: Multiply by 180/100 Add 32
B * 3 < 140 B being the number of books Frank owns. Because tripling the amount of books he owns is still less than the amount of book Emily owns, b*3 has to be less than 140