Using polya's strategy, Suppose thirty-six (36) students signed up for classes during an orientation session. If exactly twenty- two (22) of them signed up for Chemistry and exactly eighteen (18) of them signed up for English, how many of them signed up for both Chemistry and English? How many of them signed up for Chemistry only? How many of them signed up for English only?

Q: How many choices are there for a person to check out 4 CDs from a library that has 25 CDs of his…

A: Given : n = 25 x = 4

Q: Suppose thirty-six students signed up for class orientation sessions. If exactly twenty-two of them…

A: Given that, there are 36 students signed up for class orientation session. Number of students signed…

Q: An undergraduate math course gives all the usual letter grades of A, B, C, D, or F. The department…

A: An undergraduate math course gives all the usual letter grades of A, B, C, D or F.

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A: Introduction: When we collect a certain number of well defined object and make a collection with…

Q: 2. You have read 175 novels of the 350 in your home, but your sister has read 190, of which only 55…

A: Let us denote : A= number of novels read by me B= number of novels read by sister Given that…

Q: How many students went to have gone to spain and france but not germany?

A: The Venn diagram is ,How many students went to have gone to Spain and France but not Germany?

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A: From the given information, Apple decided to give apple product to all three persons who stand up in…

Q: In a survey of 400 investors, it was reported that 283 had invested in stocks, 226 had invested in…

A:

Q: The records of 1492 high school students were examined, and the following information was obtained:…

A: The records of 1492 high school graduates were examined, which means that the universal set, Now,…

Q: A group of 107 people were polled about their common means of transportation. Fifty of them said…

A: We use the Venn diagram to solve the given question.

Q: A survey of 1500 commuters in New York City showed that 1130 take the subway, 690 take the bus, and…

A:

Q: The mathematics department at WCC has 19 full-time faculty members; 10 female faculty members and 9…

A: Given that Full time faculty member=19 10 female faculty members and 9 male faculty member

Q: There are 25 students in Mrs.​ Pietz's fifth grade class at an international school. All of the…

A: Given ,          Total no of students=25         No of students can speak English=18        No…

Q: A survey of 800 nurses yielded the following information: 430 were health club members, 575 were…

A: Number of nurses in a survey = 800 Number of health club members = 430 Number of smokers = 575…

Q: A survey of 1900 commuters in New York City showed that 1120 take the subway, 620 take the bus, and…

A: Introduction:  Consider the commuters to be a sample of universal set and similarly for the subway…

Q: In a survey of 24 college students, it was found that 8 were taking an English class, 12 were taking…

A:

Q: There are 27 students in Mrs.​ Pietz's fifth grade class at an international school. All of the…

A: (a) Determine the number of students speak both English and Japanese.   The number of students speak…

Q: Of the 73 students in a mathematics​ class, 31 are taking​ French, 30 are taking​ German, and 9 are…

A:

Q: Lenny has 5 friends in his neighborhood. In how many ways can he choose 3 to help him move…

A: Lennh has friends = 5 Number of friend to be chosen = 3

Q: One-ha!f of the class wore red and one-third of it wore biue. What part of the class wore either red…

A: let the total number of students in a class be x  Therefore the part of class who wore red is 12x…

Q: survey of 1900 commuters in New York City showed that 1180 take the subway, 650 take the bus, and…

A:

Q: Assume that there are 70 students: 36 who enjoy tennis, and 13 who enjoy swimming but not tennis.…

A:

Q: Of the first 5 vehicles in the teacher’s parking lot last Tuesday, 2 of them were minivans. Based on…

A: 48

Q: in a survey of 14 college students, it was found that 9 were taking an English class, 7 were taking…

A: We can solve given problem by Venn- diagram:

Q: Of the 58 students in a mathematics​ class, 22 are taking​ French, 24 are taking​ German, and 7 are…

A: A Venn diagram is a pictorial representation of sets using circles or other closed figures inside a…

Q: In how many ways can Mrs. Smith give a chocolate bar, a bag of potato chips, and a can of cane juice…

A: Mrs. Smith give a chocolate bar , a bag of potato chips and can of cane juice to 3 of the 21…

Q: In a group of 50 students, 25 are taking Math, 20 are taking Science, and 10 are taking both Math…

A: Number of students in total = 50Number of students taking Math = 25Number of students taking Science…

Q: If there are 9 apples and my sister ate 3, how many apples are left?

A: