I need it assap
I will give brainliest!!

In the field of thermodynamics, rankine is the unit used to measure temperature. one can convert temperature from celsius into rankine using the formula c= r/1.8 - 273, what is the temperature in celcius corresponding to r degrees rankine.

If there are 12 moths and some have 31 days and others have 30 days how many have 28 days?

Ill mark the brainliest if you me with the these three questions 7,8,9