Ключевые слова: 20, 50, background, bank, banking, banknote, banknotes, business, cash, cheerful, cheerfulness, currency, economy, euro, european, euros, fiftieth, fifty, finance, funds, happy, investment, jolly, joyous, jubilant, merry, money, mood, number, numerical, paper, paper money, pay, paying, payment, rorty, success, successful, texture, twentieth, twenty,