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# permutation Watch

1. Hello can someone help me out with this question??

Three identical yellow balloons,two identical red balloons and two identical blue balloons are strung in a row to celebrate Shema's birthday.Calculate the number of arrangements if:

(i) The yellow balloons are next to each other and the blue balloons are not next to each other??
2. (Original post by arvin007)
Hello can someone help me out with this question??

Three identical yellow balloons,two identical red balloons and two identical blue balloons are strung in a row to celebrate Shema's birthday.Calculate the number of arrangements if:

(i) The yellow balloons are next to each other and the blue balloons are not next to each other??
3. well you can treat the 3 yellow balloons as 1 item as they have to be together...
4. yes

(5!*3!)/(2!*2!*3!)=30
(3!*3!*2!*2!)/(3!*2!*2!)=6
30-6=24

still i don't get the correct answer
5. (Original post by arvin007)
yes

(5!*3!)/(2!*2!*3!)=30
(3!*3!*2!*2!)/(3!*2!*2!)=6
30-6=24

still i don't get the correct answer
press the reply with quote button as users cannot see you ...

this question is very easy if you do not use a complicated formula
Treat the 3 yellows as one lump and write down an organized attempt
6. (Original post by arvin007)
...
this question is actually nice

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