According to the records of an electric company, the mean electric consumption of a city during winter is 1650 kilowatts and a standard deviation of 320 kilowatts. If the company sends a letter informing a customer that other customer service are using 70% less electricity then he does, what is this unfortunate customers monthly electric consumption. Round answer to the nearest interger.

mean electricity consumption for all households is 1650 and have a normal distribution