A) 600
B) 750
C) 1000
D) 1250
Correct Answer: D
Solution :
Speed of the man = 5 km/h \[=5\times \frac{1000}{60}\]m/min \[=\frac{250}{3}\]m/min Time taken to cross the bridge =15 min Length of the bridge = Speed \[\times \] Time \[=\left( \frac{250}{3}\times 15 \right)\,\,\text{m}\] \[=1250\,\,\text{m}\]You need to login to perform this action.
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