Sum of weights of a class of 20 is 290 kg. Another student of weight 2 – McqOptions

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1.	Sum of weights of a class of 20 is 290 kg. Another student of weight 25 kg is also enrolled. Find the new average of the class.
A.	15 kg
B.	17 kg
C.	21 kg
D.	14 kg
Answer» B. 17 kg

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