A distribution center receives shipments of a product from three different factories in the quantities of 60,40, and 20. Three times a product is selected at random, each time without replacement. Find the probability that (a)all three products came from the second factory and (b) none of the three products came from the second factory.
(A) The probability that all three products came from the second factory is? (Round to the nearest thousand as needed)
(B) None of the three products came from the second factory is?