Q369
The average of marks in Mathematics for 5 students was found to do 50. Later, it was discovered that in the case of one student the marks 48 were misread as 84. The correct average is :
A.
40.2
B.
40.8
C.
42.8
AnswerD.
48.2
Answer: Option C
Solution
Answer: Option C
Solution:
According to the question,Correct average
= 42.8