025 A train is moving at a uniform speed of 120 km/hr. How far it will travel in 20 minutes?
A) 30 km
B) 40 km
C) 50 km
D) 60 km
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Answer:
Speed =120 km per hour
(i) Time =36 minutes
60 minutes =1 hour
36 minutes=
60
1
36 hour.
=0.6 hours
Distance=speed×time
=(120 km hour)×(0.6hour)
=72 km
(ii) Distance=210km
Time=
speed
distance
=
120km/hour
210km
=1.75 hours
=1 hour 45 minutes
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