Which relation is represented by the arrow diagram?
1. {(–2, 0), (–1, 0), (0, 6), (2, 2), (3, 6)}
2. {(0, –2), (0, –1), (6, 0), (1, 2), (2, 3)}
3. {(–2, 0), (–1, 0), (0, 6), (2, 1), (3, 2)}
4. {(0, –2), (0, –1), (6, 0), (2, 1), (3, 2)}

What are the coordinates of the point is 1/4 of the way from a (-6, -3) to b (6, 1)? a. (-3, -2) b. (0, -2) c. (-1, 0) d. (3, 2)

For which of the following counts would a binomial probability model not be reasonable? a)the number of people in a classroom born in januaryb) the number of people in a classroom with red hair c) the number of people admitted to a hospital in a day with a particular disease d) the number of heart beats in a one-minute perio.

Calculate the density of benzene if 300ml of it weighs 263g. a. 0.88 g/ml b. 1.14 g/ml c. 78,900 g/ml d. 37 g/ml