Theo wrote the following question as part of a dichotomous key about flowers: WHAT COLOR IS IT?
Why is his question NOT useful for a dichotomous key? A. It is not a question about a physical trait. B. It has more than two possible answers.

Monthly water bills for a city have a mean of $108.43 and a standard deviation of $32.09. find the probability that a randomly selected bill will have an amount greater than $155, which the city believes might indicate that someone is wasting water. would a bill that size be considered unusual?

Which equation represents the function on the graph?

Find the coordinates of point x that lies along the directed line segment from y(-8, 8) to t(-15, -13) and partitions the segment in the ratio of 5: 2.