MBA Exam

Two series A (a1, a2, a3, ....an) and B (b1, b2, b3, ....bn) are in A.P. such that an – bn = n – 1, where an stands for the nth term of the series A, and bn for the nth term of the series B. It is also known that a6 = b8. Find the value of a101 – b121.

1) -45
2) 47.5
3) 50
4) -47.5
5) Cannot be determined

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MBA Other Question
IF a^2 * b^3 * c =256/27 . Find the mininmum value of a+b+c given a,b,c are real root.

1) 10
2) 11
3) 12
4) 4
5) 6
 Find the area of a convex quadrilateral having vertices (-8, -1), (3.5, 1), (1, 4), and (3.5, -1).

1) 30
2) 31.25
3) 11.5
4) None of these