Question

A door-to-door salesman gets 12 percent commission on the selling price for the first 20kg that he sells.he gets 20 percent commission on the excess he sells,if he sells more than 20kg . if he sold 48 kg in a month , at rupees 80 per kg , calculate his total commission

Answer 1

Commission=(20×80×12)/100 +(28×80×20)/100=192+448=640