engineering recuitment JSSC JE Mock Test 2023 Quantitative Aptitude Speed Time and Distance Problem on Trains
Kalka express whose length is 600 m and Agra express whose length is 400 m start running towards each other and cross each other in 10 seconds. If the speed of the Kalka express is 60 m/s, then find the speed of Agra express.
1
40 m/s
2
50 m/s
3
70 m/s
4
90 m/s