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SSC CGL Tier-1 17-Aug-2021 Shift 1 Solved Paper
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© examsnet.com
Question : 56
Total: 100
A certain number of students from School
X
appeared in an examination and
20
%
students failed. From School
Y
,
130
%
more students than that from School
X
, appeared in the same examination. If
90
%
of the total number of students appeared from both the schools passed, then what is the percentage of students from School
Y
who failed (correct to one decimal place)?
6.4
%
10
%
5.7
%
8.3
%
Validate
Solution:
👈: Video Solution
Let students in School
In School Y 130\% more students than
X
i.e. 230
If
90
%
of total students from School
X
and
Y
passed.
So, total students.
If 297 students passed in
X
and
Y
institute together than the number of students passed in Institute
Y
=
297
−
80
=
217
In
y
=
230
Per cent student failed in
Y
=
13
230
×
100
=
5.69
≈
5.7
%
© examsnet.com
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