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Nikhil's six unit-test scores average 72. When one of the tests is left out, the other five average 70. What score was dropped?

Competition practiceAverages & Ages
  • A82
  • B72
  • C78
  • D86

Step-by-Step Solution

Total of six = . Total of five = . Dropped score = 432 − 350 = 82.
Answer: A) 82

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