You need to buy at least 100 shirts to give away to the first 100 customers who buy a car at the dealership where you work. ShirtWorks charges $5.95 per shirt. OffMyBack’s prices are given in the table below. What is the least cost to get the shirts you need?

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.