Janiya and Makiya each have a bag of eight marbles. Half of Janiya’s bag is green, with an equal distribution of red, blue, & yellow. ¼ of Makayla’s bag is blue, ¼ is yellow, and the rest are green. What is the probability that both Janiya & Makayla pull a green marble?
Draw a tree diagram and the sample space for the situation.

Me max recorded the heights of 500 male humans. he found that the heights were normally distributed around a mean of 177 centimeters. which statements about max’s data must be true? a) the median of max’s data is 250 b) more than half of the data points max recorded were 177 centimeters. c) a data point chosen at random is as likely to be above the mean as it is to be below the mean. d) every height within three standard deviations of the mean is equally likely to be chosen if a data point is selected at random.

Can someone factor this fully? my friend and i have two different answers and i would like to know if either of them is right. you in advance. a^2 - b^2 + 25 + 10a

One hectometer is a) 1/1000 of a meter. b) 1/100 of a meter. c) 10 meters. d) 100 meters. e) 1000 meters.