'ello chaps! i do require some as i seem to be absolutely stumped. this question truly has whooped my bum : c *    (\frac{2^{-2}}{3^{3}) * 3^{28}·

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)