糖果按重量出售,如图所示。 拉希德买了一包重 250 g 的糖果。他付了多少钱? 答:$ ___

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完整解法
21
1. Identify the cost of the first 100 g
Cost of first
2. Calculate the remaining mass to be paid for
Remaining mass
3. Calculate the number of additional 50 g blocks
Number of blocks
4. Calculate the cost of the additional mass
Cost of additional mass
5. Calculate the total cost
Total cost
答案
$11
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