Comprehension Passage
Direction: In the bar chart, total numbers of employees working in different years from 2015 to 2019 in Company A and Company B are given:
What is the ratio between total number of employees in 2016 to the total number of employees in 2017 of both Company A and B?
1
10: 9
2
9: 12
3
9: 10
4
8: 9
5
7: 3