Kirchoff has more money than Maxi if kirchoff gave Maxi $ 20, they would have the same amount. While If Maxi gave Kirchoff $ 22, Kirchoff would then have twice as much as Maxi. How much does each one actually have?

Which letters from the table represent like terms? a and b b and c a and d b and d

What is the total area of the figure?

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.