1. A company sales representative estimates that her car's gas mileage averages 28 miles per gallon on the highway and 22 mpg in the city. On a recent trip he traveled 627 miles and consumed 24 gallons of gasoline. How much of the trip was done in the city?

A sales representative for a company estimates that her automobile gasoline consumption averages 28 mpg on the highway and 22 mpg in the city. A recent trip covered 627 miles, and 24 gallons of gasoline was used. How much of the trip was spent driving in the city?

Suppose that 8% of a solution is fertilizer by volume and the remaining 92% is water. How much fertilizer is in a 2-L bucket of solution?

Close to three-fourths of the Earth is covered with water. About what percent of the Earth is covered with water?