Mathematics
Medium
Question
Two trains are moving in opposite directions 60 km/hr and 90 km/hr. Their lengths are 1.10 km and 0.9 km respectively. The time taken by the slower train to cross the faster train in seconds is_________?
A
36
B
45
C
48
✓ Official correct answer
D
49
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A
36
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B
45
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C
48
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D
49
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