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ZX-53C1B05CEABluebook试题5 · 第 6 题
Bluebook试题5 · 原库模块 1 · Q6 原库参考解析
The amount of Hanna's bill for a food order was $50. Hanna gave a tip of 20% of the amount of the bill. What is the amount, in dollars, of the tip Hanna gave?
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