A) \[23\frac{2}{9}\,\,\text{m}\]
B) \[27\,\text{m}\]
C) \[27\frac{7}{9}\,\,\text{m}\]
D) \[23\,\text{m}\]
Correct Answer: C
Solution :
| [c] The length of the fast train = Relative speed x Time \[=(40-20)\times \frac{5}{18}\times 5\,m\] \[=27\frac{7}{9\,}\,m\] |
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