An average person in the United States throws away 4.5 * 10² g of trash per day. In 2013, there were about 3.2*1063.2*106 people in the U. S.

About how many grams of trash was thrown away in the United States in 2013

Well, Since every 1 person throws away 4.5 * 10² g trash each day (365 days in each year), You would times 3.2*1063.2*106 by the 4.5 * 10² g to get how much trash was thrown away each day and then times that by 365 to figure how much trash was thrown away the entire year