Question

A portion of railway time-table for the route of  an express train is given below :

S.No	Station Name	Arrival Time	Departure Time	Distance (km)	Day
4	Surat	16.15	16.20	530	1
5	Valsad	17.23	17.25	598	1
6	Bhiwandi Road	21.20	21.20	772	1
7	Madgaon	7.35	7.45	1509	2

As per above information the distance between Surat and Madgaon and the time taken to cover this distance by the train, respectively are
1. 979 km; 15 hours 15 minutes
2. 979 km; 15 hours 20 minutes
3. 1509 km; 15 hours 25 minutes
4. 1509 km; 15 hours 30 minutes

Answer 1

Correct Answer - Option 1 : 979 km; 15 hours 15 minutes
Concept:  

• Time taken for journey = Arrival time - Departure time

Given:

• The departure and arrival time is given in 24hr format.
• The departure time at Surat is 16:20 hrs on Day 1.
• The arrival time at Madgaon is 7:35 hrs on Day 2.
• Distance already covered by train before Surat = 530 km.
• Distance covered by train till Madgaon = 1509 km

Explanation:

• Distance between Surat and Madgaon = Distance covered till Madgaon - Distance covered before Surat. = 1509 - 530 km = 979 km
• Time taken between Day 1, 16:20 hrs to Day 2, 4:20 hrs = 12 hrs
• Time taken between Day 2, 4:20 hrs to Day 2, 7:20 hrs = 3 hrs.
• Time taken between Day 2, 7:20 hrs to Day 2, 7:35 hrs = 15 min
• Total time taken to cover the distance between Surat and Mudgaon = 15 hrs 15 min

​Thus, the distance between Surat and Madgaon is 979 km, and the time taken to cover this distance by the train is 15 hours 15 minutes.