A) 200 m
B) 225 m
C) 245 m
D) 250 m
Correct Answer: C
Solution :
Length of bridge = x metre, then \[\frac{(x+130)60\times 60}{45\times 1000}=30\] \[\Rightarrow \] \[x+130=375\] \[\therefore \] \[x=245\,\,m\]You need to login to perform this action.
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