Comprehension Passage
Direction: Study the following bar graph carefully and answer the questions given below:
The bar graph represents the score distribution in various subjects of Class A and Class B respectively.
Find the ratio between the score obtained by Class A and Class B in Mathematics.
1
11 ∶ 18
2
12 ∶ 5
3
11 ∶ 3
4
13 ∶ 4