A bag contains 10 marbles: 4 are green, 4 are red, and 2 are blue. Miguel chooses a marble at random, and without putting it back, chooses another one at random. What is the probability that the first marble is blue and the second is green? Write your answer as a fraction in simplest form.

Carrie and krystal are taking a road trip from greenville each person has her own map carry in north valley or each person has her own map in the scales on the maps are different and carries map read about in northville are 4.5inches apart the scale on a map is 1 inch equals 20 miles how far is greenville from north valley

The square pyramid has a volume of 441 cubic inches. what is the value of x? 1/7x is the height x is the base

In the diagram of circle o, what is the measure of zabc?