AP ICET 2017 Shift 2 Paper

Question : 99 of 200

Marks: +1, -0

A car driver driving at 68 kmph locates a bus 40 meters ahead of him and after 10 seconds finds that the bus is 60 meters behind. The speed (in kmph) of the bus is

Validate

Solution:

68 kmph

=6+8×5/18=170/9

m/s
Distance covered by car in 10 seconds

=1700/9

m
Distance covered by bus in 10 seconds

=1700/9-(40+60)=800/9

∴ Speed of bus

=80/9m/s=80/9×18/5

kmph
= 32 kmph

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