The average of 10 numbers is -10. If the sum of 6 of them is 100, then what is the average of the other 4 numbers?

গণিত Statistics and Average 07 Oct, 2020

প্রশ্ন The average of 10 numbers is -10. If the sum of 6 of them is 100, then what is the average of the other 4 numbers?

  • ক.
    -100
  • খ.
    -50
  • গ.
    50
  • ঘ.
    100

সঠিক উত্তর

-50

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