Garlands are formed using 6 red roses and 6yellow roses of different sizes. The number of arrangements in garland which have red roses and yellow roses come alternately is

Garlands are formed using 6 red roses and 6 yellow roses of different sizes. The number of arrangements in garland which have red roses and yellow roses come alternately is

Garlands are formed using 4 red roses and 4 yellow roses of different sizes.

If 5 red roses and 5 white roses of different sizes are used in preparing a garland, the probability that red and white roses come alternately is

The number of ways of arranging 6red roses and 3 yellow roses of different sizes into a garland,such that no two yellow roses come together is

Find the number of ways of arranging 6 red roses and 3 yellow roses of different sizes into a garland. In how many of them all the yellow roses come together.

7 red roses and 3 white roses of different sizes be strung in the form of a garland at random. The probability that no two white roses come together is:

7 red roses and 3 white roses of different sizes be strung in the form of a garland at random. The probability that no two white roses come together is

I : the number of ways of arranging 4 boys and 3 girls arround a circle so that all the girls sit together is 144. II : The number of ways of arranging 6 red roses and 3 yellow roses of different sizes into a garlend so that no to yellow roses come together is 7200.