in a class, the average weight of 40 students is 35.5 kg. If their average weight along with the class teacher is 36 kg, what is the weight in kg of the class teacher? 02 (I) 55 (2755.5 (3) 56 (4) 54
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Answered by
0
Answer:
The weight of teacher is 56 kg.
Step-by-step explanation:
It is given that the average weight of the 40 students is 35.5 kg.
The average weight along with the class teacher is 36 kg.
Tthe difference of total weights is
Therefore the weight of teacher is 56 kg.
Answered by
13
Answer:
average weight of 40 students is 35.5 years
total weight of 40 students is 35.5×40years
=1420 years
average weight with class teacher=36 years
total weight with class teacher=36×41years
=1476years
so , weight of the class teacher
=(1476-1420)years
=56years
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