MBA Exam

IN HOW MANY WAYS CAN 8 DIRECTORS, A CHAIRMAN AND A VICE-CHAIRMAN CAN SIT AROUND A ROUND TABLE SUCH DAT VC ALWAYZ SIT BETWEEN A DIRECTOR AND CHAIRMAN

1) 29!
2) 28!
3) 2*7!
4) NOT

Read Solution (Total 1)

The positions are fixed for vice chairman and chairman because if director changes his position then it doesn't matter..?
So total combinations should be 2*8!
11 years agoHelpfull: Yes(0) No(0)

MBA Other Question

In an exhibition, some paintings were kept for sale. On the first day, 1 painting plus 1/7 th of the
remaining paintings were sold. On the second day, 2 paintings plus 1/7 th of the remaining paintings
were sold. A similar pattern continued till the kth day, when 'k' paintings were sold and no painting
was left after that. If the exhibition ran for exactly k days (k > 1), then what is the minimum number
of paintings sold during the exhibition?

Please explain the solution as well !!!

1) 36
2) 42
3) 99
4) 100
5) 81
A six-digit natural number abcdef becomes defabc upon being multiplied by a natural number. Find the sum of its digits if they are distinct.explain the solution too....

1) 20
2) 24
3) 27
4) 36