Questions
Among employee of a company taking vacations last years, took vacations in the summer in the winter, % in the spring, in the autumn, in
winter and summer, in the spring and summer, in the autumn and summer, in the winter and spring in winter and autumn, in the spring and autumn, in the summer, winter and spring, in the summer, winter and autumn, in the summer, autumn and spring, and in the winter, spring and autumn. Percentage of employee that took vacations during every season:
detailed solution
Correct option is C
Suppose that number of employee taking vacations is 100.Su – set of employee taking leave in SummerW – set of employee taking leave in WinterSp – set of employee taking leave in SpringA – set of employee taking leave in Autumnn(Su)=90,n(W)=65,n(Sp)=10,n(A)=7n(W∩Su)=55,n(Sp∩Su)=8,n(A∩Su)=6n(W∩Sp)=4,n(W∩Au)=4,n(Sp∩A)=3n(Su∩A)=3,n(Su∩W∩A)=3n(Su∩W∩Sp)=3,n(Su∩A∩Sp)=2n(W∩Sp∩A)=2n(Su∩Sp∩W∩A)=n(Su)+n(Sp)+n(W)+n(A)−n(Su∩Sp)−n(Sp∩W)−n(W∩A)−n(Su∩A)−n(Su∩W) −n(Sp∩A)+n(Su∩Sp∩W)+n(Su∩W∩A)+n(W∩A∩Su)+n(Su∩Sp∩A)−n(Sp∪Su∪A∪W) =90+65+10+7−55−8−6−4−4−3+3+3+2+2−100=2Similar Questions
Set A and B have 3 and 6 elements respectively. What can be the minimum number of elements in
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