Mathematics, 09.12.2019 05:31 cesarcastellan9

Aclass of 40 students took a math test. 18 of the students had a weighted average of 80. the other students had a weighted average of 70. what is the average score of the whole class?

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Aclass of 40 students took a math test. 18 of the students had a weighted average of 80. the other s...

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