Question

The marks obtained by a student in different subjects are as follows: 67, 53, 21,
68.90 and 43. While calculating the average it was found that the average had
decreased by 2 and that 53 had been misread. What is the correct reading?
insis 1)​

Answer 1

Answer:

57

Step-by-step explanation:

67+53+21+68+90+43

6

=. 342

6

=57