median
don steward
mathematics teaching 10 ~ 16

Monday, 17 January 2011

money exchange

Jesse decides to sell the 198 dollars he had left over from a holiday
comparing rates in a few places, he opts for the highest rate of 1.8 (dollars to the pound) rather than the lowest , of 1.5

too late, he realises his mistake
how much did he lose out?

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