InterviewSolution
Saved Bookmarks
| 1. |
The number of ways can five people be divided into three groups isA. `20`B. `25`C. `30`D. `36` |
|
Answer» Correct Answer - B `(b)` Five people can be divided into three groups in `(1,1,3)` or `(1,2,2)` ways Hence, total number of ways `=(5!)/(3!(1!)^(2))xx(1)/(2!)+(5!)/((2!)^(2)1!)xx(1)/(2!)` `=10+15=25` |
|