[JEE Advanced 2012] the number of ways to distribute 5 differently coloured balls among 3 persons so
The number of ways to distribute $5$ differently-coloured balls among $3$ persons so each gets at least one is
(a) $75$
(b) $150$
(c) $210$
(d) $243$
1 Answer
VAVidaara Admin
✓ Vidaara Team
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· 2d ago
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Correct answer: (b) $150$
Onto functions $=3^5-\binom31 2^5+\binom32 1^5=243-96+3=150$.
JEE Advanced 2012 · Permutations and Combinations — verified solution by the Vidaara Team.
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