1.- A certain amount of people have to pay in same parts a total of $72 000 dollars. If they would be 3 less people then each one will have to contribute with $4000 dollars more . How many people are?
come on guys I have confidence in you
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[intro to calculation] pose problems N.-1
Started by Nessa, Feb 17 2012 06:33 PM
5 replies to this topic
#1 Members - Reputation: 91
Posted 17 February 2012 - 06:33 PM
so here we have :
1.- A certain amount of people have to pay in same parts a total of $72 000 dollars. If they would be 3 less people then each one will have to contribute with $4000 dollars more . How many people are?
come on guys I have confidence in you
1.- A certain amount of people have to pay in same parts a total of $72 000 dollars. If they would be 3 less people then each one will have to contribute with $4000 dollars more . How many people are?
come on guys I have confidence in you
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#5 Members - Reputation: 98
Posted 04 March 2012 - 11:50 AM
Nessa, on 18 February 2012 - 12:24 PM, said:
the answer is 9 win
winMay I ask how you came up with that answer? From your question, I generate the following equation
$perPerson = 72,000 / n
4000 = 72,000 / (n-3)
n = 72000/4000 + 3 = 21
So I thought the answer would be 21. Maybe my initial equation is wrong.
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