A) 2000 m
B) 1000 m
C) 400 m
D) 200 m
Correct Answer: C
Solution :
[c] Time to meet the cars: \[t=\frac{d}{{{v}_{1}}+{{v}_{2}}}\] Distance travelled by bird in this time \[s={{v}_{3}}t=\frac{{{v}_{3}}d}{{{v}_{1}}+{{v}_{2}}}=\frac{10\times 2000}{(20+30)}=400m\]You need to login to perform this action.
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