Which is better to buy: 1 liter of soda, or 1 gallon of soda for $4?

What is a rational number between 9.5 and 9.7

The domain of the following relation: r: {(3, 5), (8, 6), (2, 1), (8, 6)} is (1 point) no domain exists {1, 5, 6} {3, 8, 2, 8} {2, 3, 8}

Zack and tia played chess for 50 min they put the chessboard away at 11: 20 when did they start