Mathematics

Mathematics, 20.01.2022 01:00, lilkari5

An executive invests $21,000, some at 8% and the rest at 7% annual interest. If he receives an annual return of $1,570, how much is invested at each rate?

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Jessa bought a yoyo from a company that claims that, with each retraction, the string rolls up by 60% of the original length. she sets up a tape measure and throws the yoyo 3 times. her data are charted below. throw length of string (feet) 1 3 2 1.8 3 1.08 jessa wants to find the sum of the length of string after 10 throws. what is the sum of the lengths, rounded to the nearest hundredth?

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An executive invests $21,000, some at 8% and the rest at 7% annual interest. If he receives an annua...

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