Hart Stores Place Lasalle

The manager was so uncapable to do his work, that he does not know how to count! The demo price was 175$ with tax. We asked to reduced because of ssome sscratches than he told us to give for 160$ with tax. we tried to put the demo tv stand in our car while paying and the cashier asked me to pay 160+ tax 189$. We askhed but he said 160+ tax... 189 to pay..! My question how come he charged more money to us for a demo while he told already giving us 160 with the tax. The employees are not prefessi