The average height of 12 person is 150 CM. Later on it was found that the measuring tape was shorty 4 CM. Find out actual average height of those 12 person
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number of person=12
the average height of 12 person=150
number of centimetres that tape was shorty=4
the length of the tape is=150-4=146
the average height of each person is equal to
=146/12
the average height of each person=12.166666667
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