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Sara got 85% and 89% on her first two Maths tests. What must she get
on her third test to have at least a 90% test average.
Assume three tests, represent the problem with an inequality and
then solve it.
10 years ago

Answers

Steve
Add up all the points. You need x where

85+89+x >= 3*90
10 years ago
Anonymous
96
9 years ago

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