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 2 years ago
A group of 3 boys and 2 girls are seated in a row of 5 chairs find the probability that they will be seated alternately..plz help..
 2 years ago
A group of 3 boys and 2 girls are seated in a row of 5 chairs find the probability that they will be seated alternately..plz help..

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ParthKohli
 2 years ago
Best ResponseYou've already chosen the best response.0You just have to find the number of ways they can sit, then find the number of ways they can sit alternately.

ArTFis
 2 years ago
Best ResponseYou've already chosen the best response.05! = 5 x 4 x 3 x 2 x 1 = 120 ways

ParthKohli
 2 years ago
Best ResponseYou've already chosen the best response.0And the number of ways in which they can sit alternately is \(3 \times 2 \times 2 \times 1 \times 1\)

lirffej
 2 years ago
Best ResponseYou've already chosen the best response.0so??what is the answer?

ParthKohli
 2 years ago
Best ResponseYou've already chosen the best response.0Number of ways they can sit alternately divided by the total number of ways.

ArTFis
 2 years ago
Best ResponseYou've already chosen the best response.0@ParthKohli is right. My fault. Looked at the problem a lil bit different. My fault.

lirffej
 2 years ago
Best ResponseYou've already chosen the best response.03!2! divided by 5!??is that correct??

laici46le
 2 years ago
Best ResponseYou've already chosen the best response.03C1x2C1x2C1=12...i think its 12...
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