MBA Exam

How many 2-digit numbers, divisible by 10, can be formed by adding four consecutive integers? 5463None of these

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MBA Other Question

Fifty white marbles are placed in a row. What is the minimum number of black marbles that need tobe placed between the white marbles such that each marble (white or black) has at least oneneighbour of the other colour?(a) 24 (b) 49 (c) 25 (d) 48

1) a
2) b
3) c
4) d
Find the summation: 1+(3/2!)+(7/3!)+(13/4!)............

1) 2e-1
2) 2e+1
3) 2e
4) 2e+2