Solve. after filling a gas tank the odometer read 82 comma 803.6. after the next filling it read 83 comma 034.6. it took 17.5 gal to fill the tank. how many miles per gallon did the driver get?

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How much dextrose 70% must be mixed with dextrose 5% to prepare 1,000 ml of dextrose 20%?

Need ! the total ticket sales for a high school basketball game were $2,260. the ticket price for students were $2.25 less than the adult ticket price. the number of adult tickets sold was 230, and the number of student tickets sold was 180. what was the price of an adult ticket?