At the end of the past month the cash account of a company had an ending balance of 6750. during the last month the account was debited for a total of 11350 and credited for a total of 10500. what was the balance in the cash account at the of the last month

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.