A tooth poste Company mailed a Survey to 360
households on the first two Weeks tooth paste company
recieved 45% of the surveys back How
many of the 360 house holds returned The Survey
in the first two weeks
A162
B315
C.180
D.300

An office supply company conducted a survey before marketing a new paper shredder designed for home use. in the survey, 80 % of the people who tried the shredder were satisfied with it. because of this high satisfaction rate, the company decided to market the new shredder. assume that 80 % of all people are satisfied with this shredder. during a certain month, 100 customers bought this shredder. find the probability that of these 100 customers, the number who are satisfied is 69 or fewer.