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SSC CGL Tier 2 Exam 12 Jan 2017 Paper 1
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© examsnet.com
Question : 42
Total: 100
On a certain date, Pakistan has a success rate of 60% against India in all the ODIs played between the two countries. They lost the next 30 ODIs in a row to India and their success rate comes down to 30%. The total number of ODIs played between the two countries is
50
45
60
30
Validate
Solution:
(3) Let the number of matches played between India and Pakistan in the first case be x. Number of wins by Pakistan =
=
60
x
100
=
3
x
5
According to the question,
3
x
5
x
+
30
=
30
100
⇒
3
x
5
(
x
+
30
)
=
3
10
⇒
x
x
+
30
=
1
2
⇒
2
x
=
x
+
30
⇒
x
=
30
∴Total number of matches = 30 + 30 = 60
© examsnet.com
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