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Mathematics 13 Online
OpenStudy (anonymous):

REALLY QUICK! PLEASE HELP!!! A survey was conducted among 200 students of age groups 7-12 years and 13-18 years to find their favorite movie genre. The students had to select any one genre out of comedy, action, and adventure. Out of the 100 students in the age group 7-12 years who participated in the survey, 55 liked action or adventure movies. The total number of students of both age groups who liked comedy was 98. Using a two-way table, compute the total number of students in the age group 13-18 years who liked action or adventure movies.

OpenStudy (anonymous):

43 47 53 57

OpenStudy (anonymous):

|dw:1426443036510:dw|

OpenStudy (anonymous):

@texaschic101 @dan815 @phi

OpenStudy (anonymous):

if 55 in the group 7-12 like action or adventure, that means 45 liked comedy

OpenStudy (anonymous):

Yes okay so, lemme add that to the chart =)

OpenStudy (anonymous):

since 98 liked comedy and 45 of those were in group 7-12, then 98-45=53 in the 13-18 group liked comedy

OpenStudy (anonymous):

|dw:1426443963986:dw| Okay awesome

OpenStudy (anonymous):

so, the question asks how many in the 13-18 group like action OR adventure - this mean the answer is 100-53.

OpenStudy (anonymous):

which is 57 =)

OpenStudy (anonymous):

Awesome! Thx so much for the help =)

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