A. The probability that a product is defective is 0.1. What is the probability that there will be 1 or less defective products out of the next 8 produced products
B.The expected number of imperfections in the coating nylon for parachutes is 6 per 100 yards. What is the probability of finding 12 or fewer imperfections in 260 yards

C.In a lot of 54 products there are 9 defective products. Calculate the probability that not more than 1 is defective from a random sample of 17 products.