Anderson purchased 120 pencils at the rate of *2 per pencil He sold 72 of them at the rate of 2.5 per pencil and the remaining at the rate of 2 per pencil. Find his profit/loss​

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.