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Mathematics, 27.08.2020 07:01 alysiareyes

Two years ago Randi earned $18.400. Last year she earned $19.700. Suppose she earns $21,600 this year.
What total amount will Randi have eamed for the three years?
What will be her average earnings per year?

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Two years ago Randi earned $18.400. Last year she earned $19.700. Suppose she earns $21,600 this...
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