If y − 4 = 2x, which of the following sets represents possible inputs and outputs of the function, represented as ordered pairs?

{(2, 1), (4, 2), (6, 3)}

{(1, 2), (2, 4), (3, 6)}

{(4, 0), (6, 1), (8, 2)}

{(0, 4), (1, 6), (2, 8)}

Find the constant of variation for the relation and use it to write an equation for the statement. then solve the equation.

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?

The probability that you roll a two on a six-sided die is 1 6 16 . if you roll the die 60 times, how many twos can you expect to roll