The quality-control inspector of a production plant will reject a batch of syringes if two or more defective syringes are found in a random sample of twelve syringes taken from the batch. Suppose the batch contains 5% defective syringes.

a. Find(in terms of the number of syringes). (Enter a number. Enter your answer to two decimal places.) = ______syringes

b. Find(in terms of the number of syringes). (Enter a number. Round your answer to three decimal places.) = ______ syringes