A train leaves Delhi at 6 a.m. and reaches Agra at 10 a.m. Another train leaves Agra at 8 a.m. and reaches Delhi at 11.30 am. At what time do the two trains cross each other?

Question

anonymous · Answer

leave this question @robtobey. i have many like this type of questions

anonymous · Answer

A train traveling at the rate of 60 km per hour, inside a tunnel meets another train of half its length travelling at 90 km/hr and passes completely in 4 ½ seconds. Find the length of the tunnel, if the first train passes completely through it in 4 minutes 37 ½ seconds

anonymous · Answer

The first problem using Mathematica is attached.

anonymous · Answer

great ur working very hard

anonymous · Answer

nothing in this pdf .only plain pdf

anonymous · Answer

only plain sheet @robtobey

anonymous · Answer

Did any one else calculate a tunnel length of 4.5 km ?