Brainliest answer and 40

a jar contains 5 green, 3 black, and 2 marbles. brandi draws a marble from the jar and then puts it back. she then draws another marble. what is the probability that brandi draws

2 green marbles? 2 red marbles?

a black and green marble? a green and a red marble?

Assume that adults have iq scores that are normally distributed with a mean of mu equals 100 and a standard deviation sigma equals 20. find the probability that a randomly selected adult has an iq between 80 and 120.assume that adults have iq scores that are normally distributed with a mean of mu equals 100 and a standard deviation sigma equals 20. find the probability that a randomly selected adult has an iq between 80 and 120.