A water tank is 18 full. The tank is 34 full when 42 gallons of water are added to the tank. a. How much water can the tank hold?

The tank can hold gallons of water.

b. How much water was originally in the tank?

The tank originally held gallons of water.

c. How much water is in the tank when it is 1/2 full?

The tank holds gallons of water when it is 1/2 full.

70 points ! pls 2. given the following two sets of data what is the union of the two sets and what is the intersection of the two sets. set a = {1, 2, 3, 4, 5, 6, 7, 8, 9} set b = {2, 4, 6, 8, 10, 12, 14} 3. given a regular deck of cards. describe a way of pulling cards that would create a dependent event and then one that would create an independent event. 4. what is the probability of drawing a red card and then drawing a spade without replacing the card that was drawn first?