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4464

Q:

The average age of x and y is 18 years. If z is equal to 9 years the average of x, y and z is -

  • 1
    24 years
  • 2
    15 years
  • 3
    18 years
  • 4
    20 years
  • Show Answer
  • Workspace

Answer : 1. "24 years"

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