Pearl deposited $60 dollars into a saving account. According to the rule of 72. what interest rate will cause her money to double in approximately 33 years? A) 0.6%
B)1.8%
C)2.2%
D)0.5%​

The volume of a sphere is increased by 6%. calculate the corresponding percentage increased in it area.

50 points~ ! i have to turn this in tomarrow

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?