The average weight of 15 students in a class increases by 1.5kg when one of the students weighing 40 kg is replaced by a new student. What is the weight (in kg) of the new student ?

The average weight of 15 students in a class increases by 1.5kg when o

1.	The average weight of 15 students in a class increases by 1.5kg when one of the students weighing 40 kg is replaced by a new student. What is the weight (in kg) of the new student ?
A.	64.5 kg.
B.	56 kg.
C.	60 kg.
D.	62.5 kg.
Answer» E.

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