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At what simple interest rate percent per annum will a sum of money double in 15 years?
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At what simple interest rate percent per annum will a sum of money double in 15 years?
mathematical
interest
percentage
posted
Dec 17, 2018
by
Madhavi Latha
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1 Answer
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6.67%
If at x % the sum doubles in 15 years then we have 15x=100% --> x=100/15=6.67 % per year
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Dec 17, 2018
by
Hanifa Mammadov
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