[amp_mcq option1=”25/10/Walking” option2=”20/10/Walking” option3=”20/15/Walking” option4=”None of these” correct=”option4″]
The correct answer is D. None of these.
The speed of the last train during ACF on double line is not given in the question. The options A, B, and C are all incorrect.
Option A is incorrect because it is not a valid speed. The speed of a train must be a positive number.
Option B is incorrect because it is not a valid speed. The speed of a train must be a positive number and greater than 0.
Option C is incorrect because it is not a valid speed. The speed of a train must be a positive number and greater than 0.
The correct answer is D. None of these.