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UPSC 2017 CDS I Math Paper
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© examsnet.com
Question : 54
Total: 100
In a pie diagram, there are four slices with angles 150°, 90°, 60° and 60°. A new pie diagram is formed by deleting one of the slices having angle 60° in the given pie diagram. In the new pie diagram
[2017 CDS-I]
The largest slice has angle 150°
The smallest slice has angle 70°
The largest slice has angle 180°
The smallest slice has angle 90°
Validate
Solution:
New sum of angles
=
150
°
+
90
°
+
60
°
=
300
°
New slice for 150°
=
150
°
300
°
×
360
°
=
180
°
New slice for 90°
=
90
°
300
°
×
360
°
=
108
°
New slice for 60°
=
60
°
300
°
×
360
°
=
72
°
Thus, the largest slice has angle 180° in the new pie diagram.
© examsnet.com
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