Time and Distance Practice Test 4 with solutions

Question : 4 of 38

Marks: +1, -0

A train is scheduled to cover the distance between two stations 70 km apart in an hour. If it travels the first 30 km at 60 km/hr can it complete the journey in time without exceeding a speed restriction of 80 km/hr?

yes
no
can't be determined
None of these

Validate

Solution:

Time taken in covering 30 km =

{30}/{60}

/2

hr
Remaining distance = 70 – 30 = 40 km
Hence, the train has to cover 40 km in

1/2

hr
Hence, speed of the train = 40 × 2 = 80 km/hr
So, the train can complete the journey in time without exceeding a speed restriction of 80 km/hr.

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