Mathematics, 25.02.2020 03:02, smallsbjs
A college physics class has n registered studentsāall of whom are either freshmen or sophomores. On the first midterm, the average score of the 60 freshmen was 72, and the average score of the sophomores was 80. What is the value of n if the overall average score was 75?
Answers: 2
Mathematics, 21.06.2019 12:30, itsdeevv
Which statement describes the term economics? a. it is the study of using limited resources to fulfill wants and needs. b. it is the study of how governments fulfill the wants and needs of nations. c. it is the study of how people spend their money to fulfill wants and needs.
Answers: 1
Mathematics, 21.06.2019 17:00, charitysamuels
Can someone pls ! pls answer all. no explanation needed..
Answers: 1
A college physics class has n registered studentsāall of whom are either freshmen or sophomores. On...
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