Question
Aubrey wants to buy 17 identical markers as follows.
1 for $4.10
6 for $21.80
What is the least amount of money she needs to buy 17 such markers?
3 m

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Aubrey wants to buy 17 identical markers as follows.
1 for $4.10
6 for $21.80
What is the least amount of money she needs to buy 17 such markers?