How much is it to buy a set of office supplies?

Four Lenovo computers cost 20,000 yuan, a TV set costs 8,000 yuan, a telephone 130 yuan, a fax machine 1200 yuan, a Sony camera costs 7,000 yuan, a Canon digital camera costs 3,000 yuan, four air conditioners cost 2,000 yuan each, and office chairs and sofas cost 20,000-30,000 yuan. Generally speaking, 70,000-80,000 yuan can be done.