Question
Match each item given under the column C1 to its correct answer given under the column C2.
Five boys and five girls form a line. Find the number of ways of making the seating arrangement under the following condition:
Five boys and five girls form a line. Find the number of ways of making the seating arrangement under the following condition:
| | C1 | | C2 |
| (a) | Boys and girls alternate. | (i) | 5! × 6! |
| (b) | No two girls sit together. | (ii) | 10! – 5! 6! |
| (c) | All the girls sit together. | (iii) | (5!)2 + (5!)2 |
| (d) | All the girls are never together. | (iv) | 2! 5! 5! |