Step 1: Determine the temperature of the dry-bulb thermometer.

What is the temperature of the dry-bulb thermometer?

Step 2: Determine the temperature of the wet-bulb thermometer.

What was is the temperature of the wet-bulb thermometer?

Step 3: Determine the difference in the wet-bulb and dry-bulb thermometer.

What is the difference between the 2 thermometers?

Step 4: Use the chart to determine the relative humidity.

What is the relative humidity?

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