Тестовый вопрос
Источник:

International Economics Olympiad, IEO × Winter Challenge, 2025, 7–11 классы, Financial Literacy
Laszlo earns an income of $50,000 and pays $7,000 in taxes. The marginal tax rate for income higher than $30,000 is:

Laszlo earns an income of $50,000 and pays $7,000 in taxes. The marginal tax rate for income higher than $30,000 is: