marklara1017b marklara1017b

04-09-2022
Mathematics

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An executive invests $21,000, some at 8% and the rest 6% annual interest. If he receives an annual return of $1,620, how much is invested at each rate?
at 8% interest $[ ]
at 6% interest $[ ]

An executive invests 21000 some at 8 and the rest 6 annual interest If he receives an annual return of 1620 how much is invested at each rate at 8 interest at 6 class=

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