Question

What is the ratio of the total number of all persons who attended the workshop in 2013 and the number of Engineers who attended the workshop in 2012 and 2015?

Study the table carefully to answer the questions that follow: Number of persons from different professions attended the workshop in five different years.
A 323 : 105
B 317 : 118
C 333 : 113
D 318 : 317
E None of these
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