Question
Jacob wants to buy 16 identical markers as follows.
1 for $4.10
6 for $20.20
What is the least amount of money she needs to buy 16 such markers?
3 m

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Jacob wants to buy 16 identical markers as follows.
1 for $4.10
6 for $20.20
What is the least amount of money she needs to buy 16 such markers?