Question

Two towns A and B are 500 km apart. A train starts at 8 am from A towards B at a speed of 70 km/hr. At 10 am, another train starts from B towards A at a speed of 110 km/hr. When will the two train meet?

• A. 1 pm
• B. 12 noon
• C. 12.30 pm
• D. 1.30 pm

Answer 1

Answer:

B. 12 noon

Distance Covered by train A in 2 hours = 70 x 2 = 140 km Remaining distance = 500 - 140 = 360km 360 km is covered by two trains at their relative speed of approach (x+y) x + y = 70 + 110 = 180 km/hr Time taken = 360/180 = 2 hr So, the two trains will meet at: 10 am + 2 hrs = 12 noon.