1. On a 20 question test, Sarah got 2 questions wrong. What percent of the test does he have correct? 2. 4 out of 5 people have at least 1 pet at home. Out of 300 people, how many would you expect to not have any pets?

Find the area of the regular hexagon if a side is 20 cm.

20 points for the brainliest? drag each tile to the correct box. not all tiles will be used. arrange the steps to solve the equation . plz

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.