MBA Exam

The street of a city are arranged like the lines of a chessboard , there are m street running north and south and n east and west . Find the no. ways in which a man can travel from N.W to the S.E corner, going by the shortest possible distance.please post the approach...

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MBA Other Question

How many integers ‘n’ are there between 0 and 10 6,such that the unit digit of n 3is 1?

1) 9
<sup>
5
</sup>
2) <sup>
10
</sup>
C
<sub>
5
</sub>
<sup>
10
</sup>
C
<sub>
1
</sub>
3) 10
<sup>
5
</sup>
4) 10
<sup>
6
</sup>
/9
4 letters and 4 envelope.... In how many ways can you put the letter such that none of them goes into the right envelope?Plz explain...

1) 9
2) 18
3) 24
4) 12
5) 16