E (n) is an even-number function. Find E (8) when E (n) = 2n

A marble is drawn from a jar containing 5 red, 5 blue, 3 green, and 2 yellow marbles. That marble is replaced and another marble is drawn. What is the probability that both marbles are green? Select the best answer from the choices provided. A.

A fair coin is tossed five times and comes up heads each time. What is the probability it will come up heads if tossed one more time?

Which of the following equivalent to C (16,4)

41 + x = 26 + y then what y - x = ?

Which three dimensional figures have lateral faces that are polygons?

An antelope Can run at a speed at 61 mph. What is the speed in yards per second? Round to the nearest hundredth.

Which of the following would be the most effective means of controlling current water pollution of United States surface waters?

How do you write 151% as a fraction or mixed number in simplest form?

Sam and his two brothers want to fly to Boston. About how much will Sam and his brothers save buying the less expensive fare? Skies the limit airline $319 In the clouds airlines $405

The sum of two numbers is 65 and the difference is 13. what are the numbers?