The perimeter of the front face of a prism is 88 feet. The side lengths of the front face are 2x feet, (4x+8) feet, 2x feet, and (4x+8) feet. What is the value of x?

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.