30. According to the Motion Picture Association of America, 4% of all movie advertising is on the Internet and is of all movie advertising is
in newspapers. Which form of advertising is used more often? Explain.
(CC.6.RP.30)

225/100 of last years cost. write each fraction as a decimal and as a percent

Measure of angles 31 (x+4) (3x+9) me

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.