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A customer service survey was conducted of 400 customers: 200 men and 200 women. The data on one of the questions show that 115 of the men and 165 of the women rate the customer service as excellent. What percentage of the men gave an excellent rating? What percentage of the women gave an excellent rating? What was the total percentage of customers giving an excellent rating?

Answer :

babysheep
females: 57.5% gave an excellent rating 
      200 = 100 % 
      115       x
solve for x and it will be your percentage 
males: 82.5% gave an excellent rating 
      200 = 100% 
      165       x
solve for x and it will be your percentage 
In all 70% of the customers gave an excellent rating 
       400 = 100% 
       280      x
solve for x and it will be your percentage 

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