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UPSC 2013 CDS 2 Math Paper
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© examsnet.com
Question : 64
Total: 100
A hospital room is to accommodate 56 patients. It should be done in such a way that every patient gets
2.2
m
2
of floor and
8.8
m
3
of space. If the length of the room is 14 m, the breadth and the height of the room are respectively
[2013 CDS-II]
8.8
m
,
4
m
8.4
m
,
4.2
m
8
m
,
4
m
7.8
m
,
4.2
m
Validate
Solution:
Let b be the breadth and h be the height of the room
Area of the floor
=
14
×
b
=
56
×
2.2
m
2
⇒
b
=
56
×
2.2
14
=
8.8
m
Volume of the room
=
14
×
8.8
×
h
=
56
×
8.8
m
3
⇒
h
=
56
×
8.8
14
×
8.8
=
4
m
© examsnet.com
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