MBA Exam

Find the roots of (x-1)(x-3)(x-4)(x-6) + 8 = 0

1) 0.5*(7 + rt(17))
2) 2
3) 0.5*(7 - rt(17))
4) 0.5*(3 + rt(13))
5) 0.5*(3 - rt(13))

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MBA Other Question

If the sum of the first ‘2n’ natural numbers is 100 more than the sum of the first ‘n’ natural numbers, then find the sum of the first ‘3n’ natural numbers.

1) 231
2) 300
3) 378
4) 465
5) 410
The numbers a,b,c are in Arithmetic Progression while a-k,b,c+k are in geometric progression, with common ratio r. Which of the following is true?

1) r < -1
2) -1 <= r < 0
3) 0 < r <= 1
4) 1< r