Comprehension Passage
Direction: Study the given bar graph carefully and answer the following questions accordingly.
Given bar graph shows the number of students in different marks groups.
Find the ratio of total number of students in marks groups 46 - 55 and 56 - 65 together to the total number of students having marks more than 65.
1
75 ∶ 73
2
53 ∶ 50
3
35 ∶ 33
4
79 ∶ 73
5
None of these