According to a recent study, 1 in every 10 women have been a victim of domestic abuse at some point in their life. Suppose we have randomly and independently sampled twenty-five women and asked each weather she has been a victim of domestic abuse at some point in her life. 

A. Find the probability that at least 8 of the women sampled have been the victim of domestic abuse? 

B.find the probability that less than 4 of the women sampled have not been a victim of domestic abuse?