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October 21, 2014

Homework Help: MATH

Posted by BRENDON on Tuesday, January 26, 2010 at 4:16pm.

24 1c coins are set out in a row on a table. Then
every 2nd coin is replaced by a 2c coin
every 3rd coin is replaced by a 5c coin
every 4th coin is replaced by a 10c coin
every 5th coin is replaced by a 20c coin
every 6th coin is replaced by a 50c coin
every 7th coin is replaced by a $1 coin
After all the exchanges have been carried out, what is the total amount left on the table?

Please help, the answer suppose to be $6.30 but I got $7.04?

Thank you

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