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khushboo varshney

· started a discussion

· 1 Months ago

logical explanation (Question: 201480.0 )

Please provide conventional solution explaining the logic

Question:

Two trains start at the same time from two points P and Q and proceed towards each other at the speed of 65 km/hr and 90 km/hr respectively. When they meet, it is found that the first train has travelled 225 km less than the second train. Find the distance between point P and Q.

Options:
A) 1365 km
B) 1390 km
C) 1375 km
D) 1395 km 
Solution:
Ans: (d) 


Heena Kapila

· commented

· 1 Months ago

Let dis. travelled by slow train is 'd'
So, dis. travelled by faster one is 'd+225'(As it travelled more)
Now, d/65 =(d+225)/90
On solving d=585 km
total dis. is= 585+585+225=1395
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