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In a city there are modes of transport available B, C, D, E and F for commuting. Out of the total number of commuters commuting daily in the city 17171 commute only by A. 7359 commute only `1! B and 22077 commute only by C. 14718 commute only by D, 4906 commute only by E and 7355 commute only by F. 26983 commute by C as well as A, 9812 commute by E as well as A, and 12265 commute by C as well as E daily. Assume that there is no overlap between the commuters of different modes tand their combination) of transport

Question 87

What is the difference in percentage of commuters commuting by E and that of B and F taken together?

Solution

B = 7355

F = 7359

B + F = 14714

E = 4906

B+F = 14714/76186

= 19.3%

E = 4906/76186

= 6.4%

Difference  = 19.3-6.4 

= 13%


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