Question

Excluded incomber-65-44.
The average of Snumberstok
If one number is excluded, 76
average becomes. The order
The average of 5 rumbers 13
sum of members 13x
one of number excluded-5-)
solt
= 4
The average of unrembers= 11
Sum of numbers - 41
=44
- 21
Car
shost Nethed
1345-65
17 x 4 = 44.
109
1345265​

Answer 1

Answer:

Suppose total number of students are = X

\begin{aligned}

Total increase = x*\frac{1}{2} = \frac{x}{2} \\

=> \frac{x}{2} = 83-63 = 20 \\

=> x = 40

\end{aligned}