Do the ratios 15 cm to 2 m and 10 sec to 3 minutes form a proportion?

Explanation

To determine whether the ratios 15 cm to 2 m and 10 sec to 3 minutes form a proportion, we will follow these steps:

### Step 1: Convert the units to be the same
- **Convert 2 m to cm:**
1 m = 100 cm, so:
\[ 2 \, \text{m} = 2 \times 100 \, \text{cm} = 200 \, \text{cm} \]
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