The paper feed on a copying machine has room for a stack of paper 4.0 cm high. if 10 sheets of paper are 0.08 cm thick, how many sheets will fit? (hint: how thick is 1 sheet? )

Look at arnold's attempt to solve the equation for b: 3b = 12 b = 3 · 12 b = 36 describe the mistake that arnold made.

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?

The graph represents f(x)=[x]+3. what is f(-2.2)?