MBA Exam

The cubic polynomial x3 + bx2 + cx + d cannot be expressed in the form (x + m) (x2 + nx + o) where a, b, c, m, n, o are all integers if and only if

1) d and b is even, c is odd
2) (bd + cd) is odd
3) d is even, b and c are odd
4) none of these

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MBA Other Question

Ranjeet started a business with a capital of Rs.7500 and 3 months later Amrish joiner him with a capital of Rs.9000. At the end of the year total profit earned was Rs.2850. Find Amrish’s share in the profit?

1) Rs.2350
2) Rs.1375
3) Rs.1175
4) None of these
Let D be a decimal of the form, D = 0.0a1a2a1a2a1a2.., where digits a1 & a2 lie between 0 and 9. Then which of the following numbers necessarily produces an integer, when multiplied by D?

1) 18
2) 108
3) 1980
4) 208