Write an equation for each problem. then solve. round to the nearest tenth if necessary.1. 65% of what number is 78? 2. what percent of 2,000 is 83. what is 110% of 80? 4. 85 is what percent of 170? 5. find 30% of 70.

Afamily has two cars. the first car has a fuel efficiency of 25 miles per gallon of gas and the second has a fuel efficiency of 15 miles per gallon of gas. during one particular week, the two cars went a combined total of 1025 miles, for a total gas consumption of 55 gallons. how many gallons were consumed by each of the two cars that week?