Question

there are 6 letter and 3 letter boxes. in how many ways the letters be posted​

Answer 1

Answer:

The number of ways of posting the letter when no letter box remains empty is. total ways = 60+15+15)×3!

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Answer 2

Step-by-step explanation:

The number of ways of posting the letter when no letter box remains empty is. total ways = 60+15+15)×3!