Rakesh walking at the speed of 8 km/h crosses a bridge in 30 minutes. What is the length of the bridge in kilometers?
Show answer & explanation
Correct answer: C
Explanation
The correct answer is Option 3 i.e 4 km.
| Understanding/Application |
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Speed = 8 km/hr Time = 30 minutes = 1/2 hour |
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Speed = Distance/Time Distance = 8 × 1/2 = 4 km Thus, the length of the bridge is 4 km. |