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12/31/2013 10:57:28 PM
3
A boy saves money over a period of 60 weeks. He saves 10p in week one, 15p in week two, 20p in week three and so on until week sixty. His weekly savings form an arithmetic sequence. By week 15 he has saved 0.80p. How much does the boy save in total over the 60 week period?
English
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I... I don't know. I'm not a math wiz. I have failed you!
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Fear not, I know the answer. I seek only to enhance the knowledge of others. The answer is [spoiler]£94.50[/spoiler]
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[i]The more you know![/i]
