The mean heights of the three groups of students consisting of 20, 16 and 14…

Mathematics WAEC 1994

The mean heights of the three groups of students consisting of 20, 16 and 14 students are 1.67m, 1.50m and 1.40m respectively. Find the mean height of the students

  • 1.52m
  • 1.53m
  • 1.54m checkmark
  • 1.55m
  • 1.56m

The correct answer is: C

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