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)).

Let A(1), A(2), A(3), .., A(100) be 100 sets such that number of elem

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