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CAT 2020 Exam Shift 1 Solved Paper
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© examsnet.com
Question : 62
Total: 76
A straight road connects points
A
and B. Car 1 travels from
A
to
B
and Car 2 travels from
B
to
A
, both leaving at the same time. After meeting each other, they take 45 minutes and 20 minutes, respectively, to complete their journeys. If Car 1 travels at the speed of 60
k
m
/
h
r
, then the speed of Car 2 , in
k
m
/
h
r
, is
90
100
80
70
Validate
Solution:
In this particular case, we know Ratio of speeds Inverse ratio of times taken
C
1
:
C
2
=
√
20
:
45
i.e.,
2
:
3
As the speed of Car
C
1
is
60
k
m
p
h
, the speed of Car
C
2
is
90
k
m
p
h
© examsnet.com
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