Given that events "a" and "b" are independent, p(a)= 0.80 and p(a and b) = 0.24, what is p (b)?
group of answer choices
0.104
0.192
0.56
0.30

Fatima plans to spend at least $15 and at most $20 dollars on sketch pads and pencils. if she buys 2 sketchpads, how many pemcils can she buy while staying in her price range? fatima can buy between and pencils. ? (type whole numbers. use ascending? order.)