The systolic blood pressure (blood pressure for short in the following) is known to be normally distributed. Suppose that it has an average of 115 among adult women and a standard deviation of 12, while among adult men the mean is 130 and the standard deviation is 10 (all data are given in mmHg). In the following, high blood pressure means a blood pressure above 140. For (a)-(c), consider a recently married couple. (a) What are chances that both partners will not have high blood pressure? (b) What are chances that only the man will have high blood pressure? (c) What are chances that one partner of the couple (exactly one, either husband or wife) will have high blood pressure? (d) If there is a party for recently married people where 300 couples meet, how many persons are expected to have high blood pressure