On the blueprints of adam's office building, the length of his rectangular office space is 5 inches. if the actual length of adam's office space is 10 feet, what is the scale of the blueprint?
4 inches = 1 foot
inch = 1 foot
2 inches = 1 foot
inch = 1 foot

What is the ratio of the change in y-values to the change in x-values for this function? a) 1: 13 b) 2: 5 c) 5: 2 d) 13: 1

Find the value of x for which the lines are parallel.

2people are trying different phones to see which one has the better talk time. chatlong has an average of 18 hours with a standard deviation of 2 hours and talk-a-lot has an average of 20 hours with a standard deviation of 3. the two people who tested their phones both got 20 hours of use on their phones. for the z-scores i got 1 for the chatlong company and 0 for talk-a-lot. what is the percentile for each z-score?