MBA Exam

202 * 2002 * 20000...2(7 zeros) * 200.........2(15 zeros) * 20000............2(31 zeros)sum of digits in this multiplication would be

1) 119
2) 160
3) 141
4) 144

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MBA Other Question
A cube is painted with red colour and then cut into 64 small identical cubes. If two cubes are pickedrandomly from the heap of 64 cubes, what is the probability that both of them have exactly two facespainted red?Explain approach.

1) 31/63
2) 23/168
3) 47/84
4) 1/4
 If 56Pr+6 : 54Pr+3 = 30800 : 1 then find the value of ‘r’?

1) 27
2) 41
3) 10
4) 28