Correct Answer - Option 1 : 329 : 180
Given:
In 2012
Company A = 24, Company B = 85, Company C = 34, Company D = 95, Company E = 91
In 2015
Company A = 32, Company B = 36, Company C = 17, Company D = 38, Company E = 57
Formula:
Required ratio = total sale in 2012/total sale in 2015
Calculations:
Total sale in 2012 = 24 + 85 + 34 + 95 + 91 = 329
Total sale in 2015 = 32 + 36 + 17 + 38 + 57 = 180
∴ Required ratio = 329/180 = 329 : 180