Question
If the average number of Engineers who attended the
workshop in all the given years is 47 and the total number of persons who attended the workshop in 2012 is 229, then what is the difference between the number of Engineers who attended the workshop in all the years together and the total number Lawyers in all the years together? Study the table carefully to answer the questions that follow: Number of persons from different professions attended the workshop in five different years.Solution
Number of Engineers in all the year = 47 5 = 235 Number Lawyers in 2012 = 229 – [53 + 12 + 54 + 82] = 229 - 201 = 28 Total number Lawyers in all the years = 28 + 88 + 4 + 55 + 92 = 267 `:.` Required difference = 267 - 235 = 32
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