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Desiree's test scores are 77, 90, 66, and 82. What score does she need on the last test in order to average 80 on her tests

Desiree's test scores are 77, 90, 66, and 82. What score does she need on the last test in order to average 80 on her tests
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Desiree's test scores are 77, 90, 66, and 82.

What score does she need on the last test in order to average 80 on her tests

asked
User Seven
by
8.6k points

1 Answer

7 votes
500 * .8 = 400

77 + 90 + 66 + 82 = 315

400 - 315 = 85 needed on next test
answered
User GreatBlakes
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8.1k points
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