Mathematics, 23.10.2019 04:00 divyaravinder8148

the distance between city a and b is 600 km. the first train left a and headed towards b at the speed of 60 km/hour. the second train left b heading towards a three hours after the first train left a, and it traveled with a speed of v km/hour. the trains met t hours after the time at which the first train left a. express v in terms of t. find the speed v if t=7; t=6.

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the distance between city a and b is 600 km. the first train left a and headed towards b at the spe...

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