Please help me plzzz​

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.

Simplify this expression. 8x 16(x + y)

|p| > 3 {-3, 3} {p|-3 < p < 3} {p|p < -3 or p > 3}