Your friend comes from a large family. this list shows the ages of all of the children in her family. what is the median age of the children? 12, 9, 15, 7, 9, 13, 16

Use composition to determine if (x) or h(x) is the inverse of f(x) for the limited domain x2-1.

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.

Acontainer holds 0.7 liters of oil and vinegar. 3/4 of the mixture is vinegar. how many liters of oil are in the container? express your answer as both a fraction and a decimal.