private bank exams model questions

the average of 20 numbers is 0. of them, at the most, how many be greater than zero?

• Sunil
• 1270 दृश्य
• 1 उत्तर

• Here average of 20 numbers= 0.br /br /So we have avg = sum/20.br /br /That implies sum = 0.br /br /Now for the sum of 20 numbers to be equal to zero, there may be all 19 numbers of them >0 and only one number which is -ve of all the 19 numbers sum.br /br /So the answer is 19.

  • Shruti
  • 03 अप्रैल
  • 0 टिप्पणी

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