John drew a scale drawing of a house and its lot. The house's driveway is 4 inches wide in the drawing. The actual driveway is 20 feet wide. What scale did John use?

Use the function f(x) is graphed below. the graph of the function to find, f(6). -2 -1 1 2

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)?

Find the domain and range of the following function f(x) = 51x - 21+ 4