2. On your birthday you received total 46 chocolates from your friends. Suppose you gave each teacher teaching you 2 chocolate, in the end, you still have 17 chocolates left, then which
equation will give you the correct number of teachers (assuming they are x)?

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.