Find the amount to be paid at the end of 3years in each case. a) principal =1,200 at12% p. a​

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.

What is r i 4.5+10r=-6.5 with work pls

Look at the figure. classify the pair of angles 2 and 7