100 students appeared for an examination. The results of those who failedare given below :Marks:1015202530TotalNo. of Students:467330If the average marks of all students were 68.6, find out average marks of those whopassed.

Given that, 100 students appeared for an examination, results of failed students were given. We…

100 students appeared for an examination. The results of those who failed are given below : Marks 10 15 20 25 30 Total No, of Students If the average marks of all students were 68.6, find out average marks of those who passed. 4 6 8 7 3 2 30

100 students appeared for an examination. The results of those who failed are given below : Marks 10 15 20 25 30 Total No, of Students If the average marks of all students were 68.6, find out average marks of those who passed. 4 6 8 7 3 2 30

Algebra: Structure And Method, Book 1

(REV)00th Edition

ISBN:9780395977224

Author:Richard G. Brown, Mary P. Dolciani, Robert H. Sorgenfrey, William L. Cole

Publisher:Richard G. Brown, Mary P. Dolciani, Robert H. Sorgenfrey, William L. Cole

Chapter3: Solving Equation And Problems

Section3.1: Transforming Equations: Addition And Subtraction

Problem 10P

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Question

100 students appeared for an examination. The results of those who failed
are given below :
Marks
:
10
15
20
25
30
Total
No. of Students
:
4
6
7
3
30
If the average marks of all students were 68.6, find out average marks of those who
passed.

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