The Amazon River releases 5.5 x 107 gallons of water into the Atlantic Ocean every second. There are about 3.2 x 109 seconds in a year. How many gallons are released into the ocean in one year? Show all work, and give your answer in scientific notation. 95 square units

Item 1 which question could the expression 1000n answer? let n = the number of gallons of gas used. how many miles per gallon did the car get driving 1000 miles? let n = the number of grams of food needed for each dog. how many grams of food are needed to feed 1000 dogs? let n = the number of people at the show. how many empty seats were there at the show if there are 1000 seats at the theater? let n = the number of seats at the theater. how many empty seats will there by if 1000 people come to the show?