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There are 30 cars in my building's parking lot. All of the cars are red or white, and a car can have either 2 doors or 4 doors.  of them are red,  of them are 4-door, and 8 of them are 2-door and white. How many of the cars are 4-door and red?

 Sep 2, 2018
 #1
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I think you are missing some of your question!

 

- Daisy

 Sep 2, 2018
 #2
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See the answer here: https://web2.0calc.com/questions/question_21657#r1

 Sep 3, 2018

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