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# A box contains 10 balls, which are either red or white in color

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Re: A box contains 10 balls, which are either red or white in color [#permalink]
I believe it is C. We can calculate in the 1st option by taking white balls as x and red as 10-x.
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Re: A box contains 10 balls, which are either red or white in color [#permalink]
I think option c should be correct here
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Re: A box contains 10 balls, which are either red or white in color [#permalink]