Two cars start moving from the same point. one travels south at 28 mi/h and the other travels west at 21 mi/h. at what rate is the distance between the cars increasing two hours later?

Consider the function represented by the equation 1/2 j + 1/4 k equals 3 which shows the equation written in function notation with j as the independent variable

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

The weight of full–grown tomatoes at a farm is modeled by a normal distribution with a standard deviation of 18.4 grams. the 95 percent confidence interval for the mean weight of the tomatoes is calculated using a sample of 100 tomatoes. what is the margin of error (half the width of the confidence interval)?