Ключевые слова: accounting, accuracy, american, analyze, balance, black, business, busy, calculate, calculations, calculator, chart, clock, commerce, concept, data, deadline, diagram, document, draw, economic, economy, equipment, finance, financial, graph, hour, investment, job, keyboard, management, market, mathematical, measurement, metaphor, office, paperwork, pen, plan, planner, report, schedule, statistics, success, symbol, time, work, workplace, year,