MBA Exam

if n is a prime no.greater than 5 then n^4-1 is divisible by which of the following digits?

1) 240
2) 280
3) 297
4) 135

Read Solution (Total 1)

MBA Other Question
what is the value of 'd' in N=19700019d where N is a prime number

1) 1
2) 3
3) 7
4) 9
 If one root of the equation (I-m)x^2 +I x + 1 = 0 is double of the other & is real, find the greatest value of m.

1) 9/8
2) 8/7
3) 8/6
4) 7/5
5) 5/7