To find 20% of 250, you can use the formula:
\[ \text{Percentage} = \left(\frac{\text{Percent}}{100}\right) \times \text{Total} \]
So in this case:
\[ 20% \text{ of } 250 = \left(\frac{20}{100}\right) \times 250 = 0.2 \times 250 = 50 \]
Therefore, the correct answer is 50.