A survey of 310 adults found that during the last year, 90 traveled by plane but not by train, 75 traveled by train but not by plane, 25 traveled by bus but not by plane or by train, 100 traveled by bus and plane, 50 traveled by all three, and 265 traveled by plane or train. How many did not travel by any of these modes of transportation?

Q: A shipment of 50 calculators contains 3 that are defective. In how many ways can an inspector choose…

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Q: A recent study of 230 people in a small downtown neighborhood found that 66 had medical insurance…

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Q: A survey of 145 computer science students reveals that 80 own desktop computers, 95 own laptops, 30…

A: Assume number of students who has  desktop = d number of students who has laptops= l number of…

Q: Students at the University of Alabama use the following modes of transportation: bike, car, and bus.…

A: Given: Students at the University of Alabama use the following modes of transportation: bike, car,…

Q: A club has seven members. Three are to be chosen to go as a group to a national meeting. If the club…

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Q: In 2012, there were 73,817 (in thou-sands) children under the age of 18 living in the United States.…

A: The number of children living with United States is 73,817 thousands of age under 18. Out of these,…

Q: Before doing the ordering for a company barbecue, the manager took a poll to find out how many…

A: Given people who eat corn = 39 people who eat ribs = 57 people who eat hamburgers = 65 people who…

Q: A survey of 180 college men was taken to determine participation in various campus activities.…

A: Note: Hey, since multiple subparts are posted, we will answer first three subparts according to our…

Q: From a student group of 70, 26 people play basketball, 36 people play football, 31 people play…

A: Union of Two Sets: For any two sets A and B, union of A and B, written as A∪B, contains the elements…

Q: Out of 9 children, in how many ways can a family have at least 1 girl?

A: We have given that, 9 children i.e. n=9 and family have at least 1 girl i.e. r=1   Combination…

Q: With six different flags, how many different signals can be sent by placing three flags, one above…

A: There are six different flags.     Number of flags available for first place is =6 Number of flags…

Q: The Parliament of the country of Koo has 176 members in all. Of them 52 belong to the Conservative…

A: We have, n=176= total number of members in parliament A= 52= the no. Of members belongs to…

Q: In a survey of 251 professional athletes, it was found that 125 of them owned a convertible, 99 of…

A: Let us denote C=convertible, T=giant screen TV, S=sporting good storeGiven that:n(C)=125, n(T)=99,…

Q: Of 75 cars that were inspected, 13 needed brake repairs and 26 needed exhaust system repairs. If the…

A: Here given, needed 75 cars that were inspected brake repairs and 26 needed 13 exhaust system…

Q: How many ways are there to win first, second, and third places in a rally with 14 cars, provided…

A: The number of cars in the rally is 14. The first place can be chosen in 14 ways. Since one car has…

Q: In a survey of 270 college students, it is found that 64 like brussels sprouts, 94 like broccoli, 58…

A: It is given thatTotal college students, n(S)=270A: like Brussels sprouts, n(A)=64B: like broccoli,…

Q: In how many ways can an HR department head choose one or more applicants from six eligible…

A: Number of eligible applicants=6Choose one or more applicants Let, Number of ways=n=?

Q: A survey of 1700 teens showed that 1140 read Marvel comics, 670 read DC comics, and 160 do not read…

A: The total number of teens is 1700.The number of teens who read Marvel comics is .The number of teens…

Q: A survey of 70 college students showed the following data: 42 had a car; 50 had a TV; 30 had a…

A: It is given that, in a  survey of 70 college students, 42 had a car; 50 had a TV; 30 had a bicycle;…

Q: A survey of 800 nurses yielded the following information: 430 were health club members, 555 were…

A: Given data, Total number of nurses=800 in which Health club member nurses =430 Smokers nurses =555…

Q: A group of 100 people touring Europe includes 38 people who speak spanish, 58 who speak portuguese,…

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Q: A group of 150 tourists planned to visit East Africa. Among them, 3 fall ill and did not come, of…

A: Consider the provided question, First draw the Venn diagram according to the given question, Let K…

Q: In a survey of 1000 students it was found that 840 own a cell phone, 450 own an MP3 player and 370…

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Q: A survey of 305 adults found that during the last year, 75 traveled by plane but not by train, 75…

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