Which is the greatest sum, greatest difference, greatest product, and greatest quotient out of these number -5 1/2
3.75
-20.8
8
-4
11 1/4

Idon’t understand this.. will someone ? will mark brainliest along with 20 points.

Which inequality is equivalent to -3x < -12? x < 4 , x < -4 , x > 4, x > -4

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.