Arithmetic Aptitudes › Average › Question #4577
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QWhat is the sixth result when given the average of the first six results is 58, the average of the last six results is 63, and the average of all 11 results is 60?

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#4577Q ID
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  • A 63 ✔ ✖
  • B 65 ✔ ✖
  • C 66 ✔ ✖
  • D 64 ✔ ✖
Correct Answer: Option C

Explanation

6th result = (58*6+63*6-60*11)=66

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