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# In how many of ways can 5 balls be placed in 4 tins if any n

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In how many of ways can 5 balls be placed in 4 tins if any n [#permalink]  14 May 2019, 00:22
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Question Stats:

8% (03:00) correct 91% (00:37) wrong based on 12 sessions
In how many of ways can 5 balls be placed in 4 tins if any number of balls can be placed in any tin?

(A) $$5C_4$$

(B) $$5P_4$$

(C) $$5^4$$

(D) $$4^5$$

(E) $$5^5$$
[Reveal] Spoiler: OA

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Joined: 22 Aug 2019
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Re: In how many of ways can 5 balls be placed in 4 tins if any n [#permalink]  22 Aug 2019, 19:35
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Carcass wrote:
In how many of ways can 5 balls be placed in 4 tins if any number of balls can be placed in any tin?

(A) $$5C_4$$

(B) $$5P_4$$

(C) $$5^4$$

(D) $$4^5$$

(E) $$5^5$$

we think of this one as each ball having for options of tins it can be placed into.

so 4 options for the first, 4 for the second, etc...

4*4*4*4*4 = 4^5

D.
Re: In how many of ways can 5 balls be placed in 4 tins if any n   [#permalink] 22 Aug 2019, 19:35
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