Why is the percent increase of 45 to 75 not equal to the percentage crease of 75 to 45 check all that apply.
a: the amount of change is different for the percent increase and the percent decrease
b: the ratio of the percent increase is not the same as the percent decrease
c: the ratio for the percent increase has a different nominator them the percent increase
d: the ratio for the percent increase has a different numerator then the percent decrease
e: the ratio of the percent increase is the same as the percent decrease f: the original amount of the present increase is different from the original amount for the persons decrease

Luke wants to reduce the area of his rectangular garden by 1/4 the expression 14/w can be used to represent this change. what is another way to write this expression?

In a study of the relationship between socio-economic class and unethical behavior, 129 university of california undergraduates at berkeley were asked to identify themselves as having low or high social-class by comparing themselves to others with the most (least) money, most (least) education, and most (least) respected jobs. they were also presented with a jar of individually wrapped candies and informed that the candies were for children in a nearby laboratory, but that they could take some if they wanted. after completing some unrelated tasks, participants reported the number of candies they had taken. it was found that those who were identiď¬ed as upper-class took more candy than others. in this study, identify: (a) the cases, (b) the variables and their types, (c) the main research question, (d) identify the population of interest and the sample in this study, and (e) comment on whether or not the results of the study can be generalized to the population, and if the ď¬ndings of the study can be used to establish causal relationships.

Given δjkl : δxyz, find x. a)10 b)12 c)16 d)20