Ключевые слова: accuracy, bank, banking, banknote, blackboard, board, cash, chalk, chalkboard, chronometer, classroom, clock, closeup, concept, countdown, counting, currency, deadline, dollar, earnings, economy, equipment, finance, financial, growth, income, indoors, instrument, invest, investment, making, management, measurement, minute, money, nobody, number, object, profit, quick, speed, start, stop, stopwatch, success, symbol, time, timer, watch, wealth,