The average weight of a class of 29 students is 40 kg. if the weight of the teacher be included, the average rises by 500 gm. what is the weight of the teacher?
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Answered by
38
total weight of 29 students =29×40=1160 kg
total weight of student and teacher =30×40.5=1215 kg
weight of teacher = 1215-1160=55 kg
total weight of student and teacher =30×40.5=1215 kg
weight of teacher = 1215-1160=55 kg
Answered by
22
Given: Average weight of a class of 29 students = 40 kg, average rises by 500 gm.
To calculate the weight of the teacher follows the steps.
Total weight of 29 students =29×40=1160 kg,
total weight of student and teacher =30×40.5=1215 kg and weight of teacher = 1215-1160=55 kg. So the answer for this question is 55kg.
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