the average weight of 19 students is 15kg. by the admission of a new student t

Question

the average weight of 19 students is 15kg. by the admission of a new student the average weight is reduced to 14.8 kg. the weight of the new student is ?

Options:

A . 2 kg

B . 7 kg

C . 11 kg

D . 19 kg

Answer: Option C
Explanation :

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