1)If the likelihood of an incomplete order form is 0.10, what is the probability that there are no more than one incomplete order forms in a sample

1)     If the likelihood of an incomplete order form is 0.10, what is the probability that there are no more than one incomplete order forms in a sample of four? Assume binomial. Use 4 decimals.

1)     If the likelihood of an incomplete order form is 0.10, what is the probability that there are at least 3 incomplete order forms in a sample of 15?