Thursday, December 22, 2011

Alex's Percentage post

7a) The population after the second year is 122 because the first year has 110 and 10% of that is 122
7b) because it only goes up by 30% each year

9a) it cost $23736 when arjay bought it

9b) it will cost $26109.6 with the gst and pst

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