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At the beginning of 2011, Company X created a list of n charities, and
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Updated on: 02 Aug 2016, 03:53
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74% (01:54) correct 26% (02:16) wrong based on 53 sessions
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At the beginning of 2011, Company X created a list of n charities, and committed to donating 10% of its prots for the year to these charities, donating an equal amount to each charity. However, during the year, Company X removed a charities from this list, and donated 10% of its prot in equal amounts to each of the remaining charities on the list. If the Wesley Homeless Shelter wasone of the charities on the list which received a donation from Company X, which of the following represents, in terms of n and a, the percent increase in the amount the Wesley Homeless Shelter received because the a charities were removed from the list? A) 100n/a B) 100a/(na) C) 100(na)/n D) 100n/(na) E) 100(na)/a
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Originally posted by keats on 02 Aug 2016, 03:43.
Last edited by Bunuel on 02 Aug 2016, 03:53, edited 1 time in total.
Renamed the topic and edited the question.



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Re: At the beginning of 2011, Company X created a list of n charities, and
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02 Aug 2016, 03:53
Keats wrote: At the beginning of 2011, Company X created a list of n charities, and committed to donating 10% of its prots for the year to these charities, donating an equal amount to each charity. However, during the year, Company X removed a charities from this list, and donated 10% of its prot in equal amounts to each of the remaining charities on the list. If the Wesley Homeless Shelter wasone of the charities on the list which received a donation from Company X, which of the following represents, in terms of n and a, the percent increase in the amount the Wesley Homeless Shelter received because the a charities were removed from the list?
A) 100n/a B) 100a/(na) C) 100(na)/n D) 100n/(na) E) 100(na)/a Please name topics properly. Check rule 3 here: rulesforpostingpleasereadthisbeforeposting133935.html Thank you.
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At the beginning of 2011, Company X created a list of n charities, and
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02 Aug 2016, 04:01
Oops Bunuel Looks like you have corrected it already.Will keep in mind for the next time. Thanks!



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Re: At the beginning of 2011, Company X created a list of n charities, and
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02 Aug 2016, 04:05



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Re: At the beginning of 2011, Company X created a list of n charities, and
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02 Aug 2016, 05:22
Sol:
Let profit be "P"
for n charities  each get p/n when a charities are removed  each get p/(na)
increase will be (p/(na))  (p/n) = pa/(na)*n
Increase % will be (pa/(na)*n) / (p/n) multiplied by 100.
result will be 100a/(na)



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Re: At the beginning of 2011, Company X created a list of n charities, and
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21 Oct 2018, 10:50
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Re: At the beginning of 2011, Company X created a list of n charities, and &nbs
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