MBA Exam

For how many prime no.s is p^2+3p-1, a prime no.?

1) 1
2) 2
3) 3
4) 4

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MBA Other Question

2000!/1000=n(1*3*5*7*....*1997*1999) What is the value of n in the above calculation?

1) 2^100
2) 2^1000
3) 2^100*3^100
4) 3^100
Let Q be the quotient obtained on dividing 31^29 by 41. Then Q is divisible by

1) 6
2) 15
3) 21
4) None of these