The table shows the number of flights leaving an airport. How many flights leave in four days? Days Flights 1 16 2 32 3 48 4 ?

Which is the equation of an ellipse with directrices at x = ±4 and foci at (2, 0) and (−2, 0)?

Logan wants to know how many skateboards have defective parts. he inspects 20,000 skateboards and keeps track of the number of defects per board. use his probability distribution table to find the expected value for defects on a skateboard.

Find the area of the unshaded square