This is what I’m doing.

The average cost of gas where you live is $3.50 per gallon, you are trying to decide whether to buy a hybrid or standard car. The hybrid gives you 45 miles per gallon, and the standard gives you 25 mpg, the hybrid car costs $8,960 more than the
the standard.

What’s is the minimum miles you would need to drive in order for your savings on fuel to surpass the additional cost of the hybrid vehicle?

You buy five cds at a sale for $5.95 each. write an expression for the total cost of the cds.then use the distributive property and mental math to evaluate the expression.

Indicate the formula for the following conditions: p^c(n,r)=

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.