Awatering can dispenses water at the rate of 0.20 gallon per minute. the original volume of water in the can was 8 gallons. which set of ordered pairs shows the volume of water in the can in gallons (y), as a function of time in minutes (x), from the first minute after can starts dispensing water? {(7.8, 1), (7.6, 2), (7.4, 3)} {(1, 7.8), (2, 7.6), (3, 7.4)} {(8.0, 1), (7.8, 2), (7.6, 3)} {(1, 8.0), (2, 7.8), (3, 7.6)}