The following line graph shows the percentage profit earned by two companies A and B over the years. Study the graph and answer the question that follows.
Profit percentage = \(\frac{\text { Income - Expenditure }}{\text { Expenditure }}\) × 100
If the income of the two companies were equal in 2019, then what was the ratio of the expenditure of Company A to that of company B in 2019 ?
1
22 ∶ 15
2
15 ∶ 22
3
14 ∶ 13
4
13 ∶ 14