Comprehension Passage
Directions: Study the graph carefully to answer the following question.
The following line graph shows the number of students (boys and girls) in five departments of university and we have to distribute a certain number of books among them.
Note: In each department, each boy receives three books, and each girl receives two books. Every student receives books.
If, on a particular day, 40% of boys in Department Q and 20% of boys in Department S are absent, then what is the ratio of the number of books that remain undistributed in these two departments respectively? All girls are present in these two departments on that day.
1
41: 55
2
45:31
3
31: 45
4
50: 31
5
63:29