Mathematics, 30.11.2020 17:40 lahebra

John has earned a 77, 76, and 84 on his first three projects of the semester. If he hopes to have an B quiz average (80 or above), what is the lowest score John can make on his fourth and final project?

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John has earned a 77, 76, and 84 on his first three projects of the semester. If he hopes to have an...

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