Study the following graph and answer the following questions.
What is the ratio of the total revenue of the company in 2017 and 2019 to its total expenditure in 2015 and 2018?
1
5 ∶ 3
2
7 ∶ 5
3
3 ∶ 2
4
13 ∶ 9
Study the following graph and answer the following questions.
What is the ratio of the total revenue of the company in 2017 and 2019 to its total expenditure in 2015 and 2018?