সব প্রশ্নে ফিরে যান
Math
A train 120 meter long is traveling at a speed of 60 km/h. The time in which it will pass a passersby , walking at 6 km/h in the same direction is -
A) 3 sec
B) 9 sec
C) 8 sec
সঠিক উত্তর
D) 6 sec