T

Tina Singh • 11.19K Points
Tutor II Math

Q. The average of 6 observations is 12. A new seventh observation is included and the new average is decreased by 1. Find the seventh observation.

  • (A) 5
  • (B) 7
  • (C) 8
  • (D) 9
  • Correct Answer - Option(A)
  • Views: 405
  • Filed under category Math

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