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UPSC CDS 2 2018 Math Paper
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© examsnet.com
Question : 38
Total: 100
In a class of 60 boys, there are 45 boys who play chess and 30 boys who play carrom. If every boy of the class plays at least one of the two games, then how many boys play carrom only ?
[2018 CDS-II]
30
20
15
10
Validate
Solution:
Number of boys playing both chess and carrom
=
45
+
30
–
60
=
15
Number of boys playing only carrom
=
30
−
15
=
15
© examsnet.com
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