A bag contains six blue balls and two orange balls Three balls are chosen at random and without replacement. The probability that at least one orange ball is chosen, is

A bag contains 8 red and 3 green balls. Three balls are drawn one after another without replacement. Find the probability that at least two balls drawn are green.

A box contains 3 orange balls, 3 green balls and 2 blue balls. Three balls are drawn at random from the box without replacement. The probability of drawing 2 green balls an one blue ball is

A box contains 3 orange balls, 3 green balls and 2 blue balls. Three balls are drawn at random from the box without replacement. The probability of drawing 2 green balls and one blue ball is (167)/(168) b. 1/(28) c. 2/(21) d. 3/(28)

A bag contains 7 blue balls and 5 yellow balls , if two balls are selected at random, what is the probability that none is yellow ?

A bag contains 5 white,7 red and 3 black balls.If three balls are drawn one by one without replacement,find the probability that none is red.

A bag contins 5 black and 3 white balls. Two balls are drawn at random one after the other without replacement. What is the probability that both are white?