If a steel rod is chosen at random calculate the probability that is greater than 124.5 mm in length

Which of the following is an equation of a line parallel to the equation y=4x+1?

Ade and abc are similar. which best explains why the slope of the line between points a and d is the same as the slope between points a and b?

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.