1.

A={2,3,5,7,11,...89,97} B={4,6,8,10,12,...98,100} C={3, 9,15,21,27,33...,99} If any two elements,greater than 50, belong to set A are transferred to Set C,then the average of Set C:

Answer»

REMAINS constant
decreases
increases
can't be determind

Answer :C


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