Advertisements
Advertisements
प्रश्न
The total number of ways in which 5 balls of different colours can be distributed among 3 persons so that each person gets at least one ball is ______
पर्याय
75
150
210
243
MCQ
रिकाम्या जागा भरा
उत्तर
The total number of ways in which 5 balls of different colours can be distributed among 3 persons so that each person gets at least one ball is 150.
Explanation:
| B1 | B2 | B3 | |
| Case-1: | 1 | 1 | 1 |
| Case-2: | 2 | 2 | 1 |
Ways of distribution
= `(5!)/(1! xx 1! xx 3! xx 2!) xx 3! + (5!)/(2! xx 2! xx 1! xx 2!) xx 3! = 150`
shaalaa.com
या प्रश्नात किंवा उत्तरात काही त्रुटी आहे का?
