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View Full Version : How to compute for this one? (interest rate)?


blueonez21
Mar 8, 2012, 02:47 PM
in buying a computer set, the buyer was offered the options of paying $2500 cash at the end of 30 days or $2700 at the end of 120 days.At what rate is the buyer paying simple interest if he agree to pay at the end of 120 days.