Mathematics · Time, Speed and Distance
Two routes X and Y between the same places are respectively 30 km and 20 km long. A person travelling at a uniform speed of 30 km/h goes along route X and realises mid-way that it has been closed. He takes a connecting route which brings him to the midpoint of route Y and, continuing on Y, he reaches the destination in one hour total since the start of his journey. How much time did he spend on the connecting route?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 120 minutes
- 210 minutes✓
- 35 minutes
- 430 minutes
Correct answer
10 minutes
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