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36. Five balls of different colours are to be placed in 3 boxes of different sizes. Each box can hold all 5 balls. The number of ways of placing the balls in boxes so that no box remains empty i |
| Answer» 36. Five balls of different colours are to be placed in 3 boxes of different sizes. Each box can hold all 5 balls. The number of ways of placing the balls in boxes so that no box remains empty i | |