Daniel wants to simplify this expression. which like terms can he combine? 12ab - 8a + 3ab a) -8a and 3ab b) 12ab and 3ab c) 12ab and -8a d) 12ab, -8a, and 3ab

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.