30. Mr. Smith has a bag A. Bag A has n numbers ofbag B. Each bag B has – InterviewSolution

1.	30. Mr. Smith has a bag A. Bag A has n numbers ofbag B. Each bag B has n numbers of bag C. Eachbag C has n numbers of one rupee coins in it. If onebag B is removed from bag A, then the total numberof coins left in bag A isnin-1+ 1)(2) n(n- 1)(3) n2(n + 1)(4) n(n-1)134
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