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SSC CGL Tier 2 Exam 12 Apr 2015 Paper
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© examsnet.com
Question : 93
Total: 100
A farmer travelled a distance of 61 km in 9 hours. He travelled partly on foot at the rate 4 kmph and partly on bicycle at the rate 9 kmph. The distance travelled on foot is
16 km
14 km
17 km
15 km
Validate
Solution:
(1) Distance travelled by farmer on foot = x km (let)
∴ Distance covered by cycling = (61–x) km.
Time
=
Distance
Speed
According to the question,
x
4
+
61
−
x
9
=
9
⇒
9
x
+
61
×
4
−
4
x
9
×
4
=
9
⇒
5
x
+
244
=
9
×
9
×
4
=
324
⇒
5
x
=
324
−
244
=
80
⇒
x
=
80
5
=
16
k
m
© examsnet.com
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