how many of the students in a certain class are taking both a history and a science course?

How many people are taking at least one course?

Apr 01, 2022 · In this scenario, everyone is taking science, so the 50 who are taking history are necessarily taking it in addition to science. In this scenario, those 50 would be the overlap, the number of students taking both. SCENARIO #2: Class size = 1000. An extraordinarily large class size, perhaps typical of a university.

What classes do you have to take in high school?

How many of the students in a certain class are taking both a history and a science course? (1) Of all the students in the class, 50 are taking a history course. (2) Of all the students in the class, 70 are taking a science course.

How many students are taking 2 math classes at once?

How to count the number of students in a course?

How many high school seniors are taking history and calculus?

Sixty high school seniors were polled to see if they were taking history and calculus. A total of 29 students said they were taking calculus, and a total of 50 students said they were taking history. What is the minimum number of students who take both history and calculus?

How many students take calculus?

Twenty students take calculus, and thirty students take statistics. Fifteen students take Spanish and twenty-five take French. If there are thirty-five students total, what is the maximum number of students taking both two math classes and two language classes.

What does the symbol "B" mean?

The symbol stands for the union between two sets. Therefore, means the set of all numbers that are in either A or B. Looking at our choices, the only number that isn't in either A, B, or both is 23.

How many students graduated from Make Believe High School in 2034?

The class of 2034 at Make Believe High School graduated 50 students. 13 students studied only math. 35 students studied English. 30 students studied only 2 subjects. Only 4 students studied writing, it was the third subject for all of them. How many students did not study anything?

What does the notation "n" mean in the equation?

The notation stands for "union," which refers to everything that is in either set.#N#Undefined control sequence textup#N#refers to the group of students taking either Calculus or Spanish (everyone on this diagram except those taking only Biology). From the diagram, Patrick and Ashley are the only students taking neither Calculus nor Spanish, so Patrick is the correct answer.