Question

24. Three married couples are to be seated in a row having six seats in a cinema hall. If spouses are to
be seated next to each other, in how many ways can they be seated? Find also the number of ways
of their seating if all the ladies sit together.​

Answer 1

Answer:

The answer is 48 ans 144 number of possible ways.

Step-by-step explanation:

We have three couples say C1, C2, and C3 which means we have three units.

Now, there2! arrangement of each couple among themselves.

The number of ways in which spouse sit next to each other.

= 3! x 2! x 2! x 2!

= 6 x 2 x 2 x 2

= 48

Now we want three ladies to sit together so we will tie them together. Thus we have 4 units now that is 3 men + ladies tied together.

Also, there will be 3! possible arrangements of ladies among themselves.

The number of possible ways in which ladies sit together.

= 4! x 3!

= 24 x 6

= 144

Answer 2

Answer:

hope you understand mate ❤️