Michael is interested in buying three different running shoes. The shoes are red, blue, and yellow. In the store, 23
he jogged in each pair of shoes to decide which one to buy. He jogged in the red shoes feet. He jogged in
4
the blue shoes 28 feet. He jogged in the yellow shoes 22 feet. Which shoe did he jog in the farthest?
Explain your thinking (Round to the nearest tenth.)

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.