Part A: James bought a cake that weighs 3 pounds. How many ounces does the cake weigh? Show your work. [16 ounces = 1 pound)

Part B: A running tap dispenses 0.15 gallons of water every second. How many pints of water is dispensed after 20 seconds? Show your work. ( [1 gallon = 4 quarts, 1 quart=2 pints]​