self Maths Puzzle

in how many ways 5 indians and 4 englishmemcan be seated around a round table if no 2 englishmen sit together?

Read Solution (Total 3)

5!*4!=2880 ways...
LET us consider a round table.. in which INDIANS(I) and ENGLISHMEN(E) are sitted in order
IEIEIEIEI, so in this I can sit at % places while E at $, so answer is 5!*4!=2880
12 years agoHelpfull: Yes(2) No(0)

4!*5P2
in circular table "n" things can be arranged in (n-1)! ways so after placing indians 5 places are for 2 englishmen
12 years agoHelpfull: Yes(0) No(0)
first make indians sit around round table i.e in 4! ways...now no engliash should sit together the requires ways ...5C4*4!
total ways= 4!*5C4*4!
9 years agoHelpfull: Yes(0) No(0)

self Other Question

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