Mathematics · Speed, Time and Distance
Two friends A and B set out from places X and Y respectively, which are 390 km apart. If they move in opposite directions towards each other at speeds of 5 km/h and 8 km/h respectively, in how many hours will they cross each other?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 140 hours
- 230 hours✓
- 320 hours
- 410 hours
Correct answer
30 hours
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