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Q.

A car travels 195 km in 3 hours. How far will it travel in 7 hours with the same speed?


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a

420

b

430

c

466

d

455 

answer is D.

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Detailed Solution

Given that a car travels 195 km in 3 hours.
The distance it will cover in 1 h = speed of the car
We know that,
Speed=Distancetime
=1953
=65 kmph
The distance it will cover in 7 h is,
Speed × Time
= 65×7
= 455 km
Car travelled for 455 km.
Hence, option 4 is correct.
 
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