Question

1. Two balls are drawn from a bag containing 9 white balls and 2 red balls. If the first ball is replaced before the second is drawn, what is the probability that the following will occur? (Enter your probabilities as fractions.) (a) both balls are red (b) both balls are white (c) the first ball is red and the second is white (d) one of the balls is black

2.The table gives the results of a survey of 1000 people about reducing industries' carbon emissions. Favor Oppose No Opinion Total Democrat 305 145 55 505 Republican 120 345 30 495 Total 425 490 85 1000 What is the probability that a person selected at random from this group will favor reducing industries' carbon emissions, given that the person is a Democrat? (Enter your probability as a fraction.)

Answer 1