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 an element greater than 50 of Set Cis also included in the Set B,then the average of B :

Answer»

DECREASES by 3
increases by 2
decreases by 1
can't be determind

Answer :C


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