John can fly his airplane 2,800 miles with a wind speed of 50 mph. In the same time he can travel 2,400 miles against the wind. If the speed of the wind is 50 mph, find the speed of his airplane.

A bag contains 8 red marbles, 4 white marbles, and 5 blue marbles. You draw one marble at random. Find P (red and blue) A. 40/17. B. 0. C. 12/17. D. 13/16.

Simplify - 3i sqrt - 40 Enter your answer in simplest radical form

The payment of accounts payable would

Fifteen new students are to be evenly distributed among three classes. Suppose that there are three whiz-kids among the fifteen. (a) What is the probability that each class gets one? (b) one class gets them all?

What is the domain of the function below? f (x) = log (x - 4) + 4 A. (-0,4) B. [4,00) c. (-4,00) D. (4,00)

Ron what to make a rectangle basketball court if the length is 4 whole number 3/4 yd and the width is 3 whole number is 2/5 yd. what is the area

Find the volume of the cylinder. height - 10 in. base - 3 in.

Seven less than the quotient of a number, x, and twelve is five times the number

Tyler used 17.04 gallons of gas. Maria used 6.2 times as many gallons of gas as Tyler. How many gallons of gas did Maria use?

Find the parametric equation for the tangent line to the curve r (t)