Leah loves chicken a wings and is comparing the deals at three diffrent restaurants. buffalo bills has 8 wings for $7 .buffalo milds wings has 12 wings for $10 .wingers has 20 wings for $17 .which restaurant offers the lowest price per wing?

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.