Comprehension Passage
Directions: Read the bar graph carefully and answer the questions given below.
The total sales of four different types of icecreams in five different years are shown in the following graph. ( The number of sales in terms of 1000's)

Find the ratio of Vanilla and Strawberry Ice creams together to Butterscotch and Chocolate together in all years.
1
393: 391
2
393: 392
3
392: 391
4
391: 393
5
None of these