Math Olympiad For Primary School » pattern http://mathandflash.com Problem Solving Math Olympiad For Primary School Fri, 18 May 2012 03:44:19 +0000 en hourly 1 http://wordpress.org/?v=3.3.2 Pattern and Functions http://mathandflash.com/pattern-and-functions/ http://mathandflash.com/pattern-and-functions/#comments Mon, 25 Jan 2010 10:29:23 +0000 admin http://mathandflash.com/?p=377 Work in groups. Consider the original problem again. That is, you deposit $1,000 for 18 y in a bank that pays interest at a rate of $,05 for every dollar in account each year.

Without calculating, predict which of these changes would increase the final amount the most.
-doubling the starting amount from $1,000 to $2,0000
-doubling the rate the bank pays to $.10 for every dollar in the account eacr year
-doubling the time from 18 y to 36 y

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