Translate this phrase into a an algebraic expression; 43 decreased by twice a number

If sec theta = 5/3 and the terminal point determined by theta is in quadrant 4, then

Reagan lives five miles farther from school than vanessa lives. write an expression to describe how far reagan lives from school

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.