MBA Exam

One numebr is removed form 1 to n.The average of remaining number is 40.75.Which number was removed..??

1) 60
2) 61
3) 62
4) none of these

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MBA Other Question

n= (63)^1!+2!+.....+63!+(18)^1!+2!+3!+.........+18!+(37)^1!+2!+3!.....+37!find the unit digit

1) 9
2) 6
3) 8
4) 7
50th word formed from letter E,O,F,F,R