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The average of 3 numbers is 26. If the first number is 16 and second is 31, the third number is?
  1. 30
  2. 31
  3. 32
  4. 33
Explanation

Average of 3 numbers = 26

So total sum:

Given:

  • First number = 16
  • Second number = 31

Sum of first two:

Third number:

78 - 47 = 31

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