Comprehension Passage
Direction: Read the following line graph carefully and answer the given questions below:
Following line graph shows the number of red and blue colored candies (in lakhs) produced in 6 different years.
Find the ratio of the number of candies of red color produced in years 2013, 2014 and 2015 together to the number of candies of blue color produced in years 2016, 2017 and 2018 together.
1
20 : 21
2
17 : 16
3
21 : 20
4
16 : 17