Mathematics, 25.06.2019 05:30, SmokeyRN

Agroup of students calculated their average score at a spelling bee. they realized that if one of them scored 9 more points, their average score would be 81 points. if one of them scored 3 points less, their average score would be 78 points. how many students were in the group?

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Agroup of students calculated their average score at a spelling bee. they realized that if one of th...