Michael has 4 packs of crayons and wants to buy 2 more. One pack of crayons costs $2.5. How much are all the packs of crayons Michael will have after the purchase worth?
Thoughts? Step-by-step reasoning:
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After buying 2 more packs, Michael is going to have 4 packs + 2 packs = 6 packs of crayons. In total all packs are going to be worth 6 packs * $2.5 / pack = $15.
Thus, the answer is 15.
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