Abag contains 4 blue, 4 red, and 4 green marbles. four marbles are drawn at random from the bag. how many different samples are possible which include exactly two red marbles?

According to the national center for health statistics, in 1990, 28 % of babies in the united states were born to parents who were not married. throughout the 1990s, this increased by approximately 0.6 % per year. if this trend continues, in which year will 52 % of babies be born out of wedlock? in__52 % of babies will be born out of wedlock