The given bar graph indicates the production of sugar (in lakh tonnes) by three different sugar companies P, Q and R from the year 2015 to 2019. Study the bar graph and answer the question that follows. Production of sugar by companies P, Q and R from 2015 to 2019

The ratio of the average production of sugar by company P from the year 2015 to 2019 to the average production of sugar by company R from the year 2015 to 2019 is:

6 : 5

Average production of sugar by company P from the year 2015 to 2019  :  Average production of sugar by company R from the year 2015 to 2019

 ( \(\frac{80+70+80+100+120 }{5}\) )   :   ( \(\frac{50+70+65+90+100 }{5}\) ) 
  ( \(\frac{ 450 }{5}\) )  :   ( \(\frac{375 }{5}\) ) 

    90   :   75

     6    :   5