Which ordered pairs meet all the constraints and make sense in context of the situation? Select each correct

Question 4 options:

(6, 9)

(7, 10)

(8, 6)

(9, 8)

You are constructing a histogram for scores that range from 70 to 100 in whole points. frequencies range from 3 to 10; that is, every whole-point score between 60 and 100 occurs at least 3 times, and at least one score occurs 10 times. which of these would probably be the best range and size for the score intervals along the x-axis?

What is the value of the expression below? (81^2)^1/8

The lines shown below are parallel. if the green line has a slope of -1, what is the slope of the red line?