Q1. In how many ways 5 different balls be arranged in 3 boxes so that no box remains empty?

Q2. In how many ways 5 different balls be distributed in 3 boxes so that no box remains empty?

Q3. In how many ways 5 identical balls be distributed in 3 boxes so that no box remains empty?

Let ans of Q1 be a,Ans of Q2 be b, Ans of Q3 be c

Find a+b+c

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