Question

Two cars X and Y start from two places A and B respectively which are 800 km apart at 8
a.m. Both the cars run at an average speed of 50 km/hr towards each other. Car X stops at 9
a.m. and again starts at 10
a.m. While the other car Y continues to run without stopping. When do the two cars cross each other?

A 2:40 pm
B 3:20 pm
C 4:30 pm
D 5:20 pm
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