The sum of five and a number is ten less
than fifty
(Write the equation)

Choose the correct slope of the line that passes through the points (1, -3) and (3, -5)

What is the base of 1/9 to the power of 2

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.