Mathematics
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09.05.2022

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11.05.2023, solved by verified expert

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**Answer:**

**Step-by-step explanation:**

100 centimeters = 1 meter

We need 12.5 meters, so we need to buy 13 rolls of string.

Cost of 1 roll = $2.10

Therefore, cost of 13 rolls = 13 x 2.10 = **$27.30**

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