ABCD is a square. The perimeter is 200 ft. AB = 5x + 20. Find the value of x.

15/16 as a decimal rounded to the nearest hundredth

Identify the number as a rational or irrational. explain. 127

There are three bags: a (contains 2 white and 4 red balls), b (8 white, 4 red) and c (1 white 3 red). you select one ball at random from each bag, observe that exactly two are white, but forget which ball came from which bag. what is the probability that you selected a white ball from bag a?