Below is an context that describes a sql query, paired with an question that provides further information. Write an answer that appropriately completes the request.  # noqa: E501
### Context:
CREATE TABLE table_14946657_3 (median_income VARCHAR, age_band VARCHAR)
### Question:
Name the median income for age band being under 20
### Answer:
SELECT median_income FROM table_14946657_3 WHERE age_band = "Under 20"