Let A(1), A(2), A(3), .., A(100) be 100 sets such that number of elements in A(i)=i+1 and A(1) is subset of A(2), A(2)is subset of A(3), .., A(99) is subset of A(100). The number of elements in union of the all the sets are: n(A(1) U A(2) U A(3) ..U A(100)).

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1.	Let A(1), A(2), A(3), .., A(100) be 100 sets such that number of elements in A(i)=i+1 and A(1) is subset of A(2), A(2)is subset of A(3), .., A(99) is subset of A(100). The number of elements in union of the all the sets are: n(A(1) U A(2) U A(3) ..U A(100)).
A.	99
B.	100
C.	101
D.	102
Answer» D. 102

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