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CAT Exam Model Paper 3 with solutions for free online practice
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© examsnet.com
Question : 91
Total: 100
Rajiv reaches city B from city A in 4 hours, driving at speed o f 35 kmph for the first two hour and at 45 kmph for the next two hours. Aditi follows the same route, but drives at three different speeds : 30, 40 and 50 kmph, covering an equal distance in each speed segment. The two cars are similar with petrol consumption characteristics (km per litre) shown in the figure below.
The quantity of petrol consumed by Aditi for the journey is
8.31
8.61
8.91
9.21
Validate
Solution:
(c) Distance between A and B= (35 × 2) + (45 × 2) = 160 km
Distance covered by Aditi in each speed segment =
160
3
km
Hence, total petrol consumed
=
(
160
3
×
1
16
)
+
(
160
3
×
1
24
)
+
(
160
3
×
1
16
)
=
8.9
litre
© examsnet.com
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