MBA Exam

If Sn is the sum of first ‘n’ terms of the series S = 2100 + 299 + 298 …. then find the value of first ‘n’ terms of the series A = Sn + Sn–1 + Sn–2 ….. ?

1) 2<sup>101</sup>(n - 1) - 2<sup>101-n</sup>
2) 2<sup>102</sup>(n - 1) + 2<sup>102-n</sup>
3) 2<sup>102</sup>(n - 1) - 2<sup>102-n</sup>
4) 2<sup>101</sup>(n - 1) + 2<sup>101-n</sup>
5) None of these

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MBA Other Question

Find the minimum value of the sum of the following real nos.(a^-5) + (a^-4) + (3a^-3) + 1 + (a^8) + (a^10) ; where a > 0

1) 6
2) 8
3) 1/8
4) 16
A cube is cut off at each of its eight corners such that, after making the cuts, the exposed surface at each corner is an equilateral triangle. The remaining portion of each of the six faces of the original is now a regular octagon. How many edges does the remaining solid have.

1) 16
2) 32
3) 22
4) 24
5) 36