Question: Lizzie has half as many crayons as Bobbie. Bobbie has three times as many crayons as Billie. If Billie has 18 crayons, how many crayons does Lizzie have? Think carefully first, then make a decision:
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Bobbie has 18 * 3 = 54 crayons. Lizzie has 54 / 2 = 27 crayons. So the answer is 27.
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