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Mathematics, 20.12.2021 04:40 robert7248
the simple interest on a certain sum for 5 years at 11% per annum is $640 less then the simple interest on the same sum for 7 years at 9% per annum. find the sum
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the simple interest on a certain sum for 5 years at 11% per annum is $640 less then the simple inter...
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