Comprehension Passage
Directions: Study the following bar graph and answer the questions based on them.
What is the ratio of difference in the total money spent for machine operators and average money spent on each department to the difference in the total money spent for contract workers and average money spent on each department?
1
17 : 29
2
29 : 24
3
17 : 14
4
14 : 17
5
34 : 29