A professor said 4/5 of his students passed the final examination. If 60 students took the exam, how many passed?

Plz hurry evaluate the expression a+b where a=8 and b=19

Sara made $253 for 11 hours of work. at the same rate how much would he make for 7 hours of work?

Identify the statement below as either descriptive or inferential statistics. upper a certain website sold an average of 117 books per day last week. is the statement an example of descriptive or inferential statistics? a. it is an example of descriptive statistics because it uses a sample to make a claim about a population. b. it is an example of inferential statistics because it uses a sample to make a claim about a population. c. it is an example of inferential statistics because it summarizes the information in a sample. d. it is an example of descriptive statistics because it summarizes the information in a sample.