Answer the question by referring to the bar graph and the line graph below 

The above graph shows the monthly turnover of the food, gas and hotel industries in the first half of the year 2019.

The above line graph shows the profit of the three given industries as a percentage of the turnover, month wise, for the first half of the year 2019.

What is true about the ratio of average profit per month, for the first half of 2019, earned by the food industry to that earned by the gas industry?