MBA Exam

From a no series a student deletes a no and finds that the average of remaining no's is 35+7/17. find how many no's were there originally and which no was deleted? please tell the approach!!!

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MBA Other Question

find the highest power of 2 that divides them completely
11! + !12! + 13!+ ......................................100!

1) 2<SUP>6</SUP>
2) 2<SUP>7</SUP>
3) 2<SUP>8</SUP>
4) 2<SUP>9</SUP>
If a^6 + b^6 is prime number.and a , b are distinct integers , then what is their sum?

1) 0
2) 2
3) 1
4) 5