Dave wants to build a rectangular screened-in porch that is 20 feet long and it will extend 6 feet out from the back side of his house. Dave sketches a scale drawing of the porch. Choose a reasonable size and scale for Dave's drawing of the porch. How should Dave label the
dimensions of the model?

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?

Two variables, x and y, vary inversely, and x=12 when y=4. what is the value of y when x=3?

What is 1/3x5 on anuber line what does it look like on a number line