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Harry wishes to invest into a savings account at his bank. His bank offers an interest rate of , compounded semi-annually.
Harry's friend Ida invests into a savings account at her bank. The bank offers her an interest rate of , compounded semi-annually.
After how many years will Ida's investment be worth as much as Harry's?

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Prashanthi Kandimalla
Prashanthi KandimallaLv10
10 Feb 2021

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Please answer both questions please. Thank you

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