Of the 8 companies that win, two companies will also win use of the hospitality suite during an event of their choosing. what is the probability of a winning company, getting the use of the hospitality suite? give your answer as a percentage.

Acredit card advertises an annual interest rate of 23%. what is the equivalent monthly interest rate?

Let f(x) = 3 − x . find the average rate of change of f(x) from x = a to x = a + h and simplify your answer so that no single factor of h is left in the denominator.

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.