How can you tell the skewness of a dataset if you can't look at a graph or know the mean and median? Our teacher wants us to analyze just a dataset and decided if it's skewed but I don't how to do it

In the field of thermodynamics, rankine is the unit used to measure temperature. one can convert temperature from celsius into rankine using the formula , what is the temperature in celsius corresponding to r degrees rankine? a. 9/5(c - 273) b. 9/5(c + 273) c. 5/9( c - 273) d. 5/9( c + 273)