A music teacher sells piano lesson packages.
Piano Lesson Packages
Total Cost
Number of...
Mathematics, 09.11.2020 22:50 clairajogriggsk
A music teacher sells piano lesson packages.
Piano Lesson Packages
Total Cost
Number of Lessons
$90
10
$160
20
$80
10
$120
20
Which package has the lowest ratio of cost to number of lessons?
Answers: 2
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