The average weight of 19 students is 15kg. by the admission of a new student the average weight is reduced to 14.2 kg. the weight of the new student is ? Answers:
A) 1 kg B) 10.8 kg C) 11 kg D) 14.9 kg E) None
Answer   Weight of new student = Total weight of all 20 students - Total weight of initial 19 students   = (20 x 14.2 - 19 x 15) kg   = 1 kg.   Correct Option: 1 kg
<result>A</result>
The average weight of 19 students is 15kg. by the admission of a new student the average weight is reduced to 14.2 kg. the weight of the new student is ?