The question given below is followed by three statements (I), (II), and (III). Which of the following statement or statements is/are required to answer the given question?
Two trains 'P' and 'Q' running in opposite directions and cross each other in '5T' seconds. Find the value of '2T'?
(I) Train 'P' can cross a tree in 40 seconds.
(II) Train 'Q' can cross a pole in 60 seconds.
(III) When both trains running in the same direction, then train 'Q' can cross train 'P' in 4 minutes 20 seconds.
1
(I) and (II) together
2
Only (III)
3
(I) and (III) together
4
All together
5
None of the above