Question : A missile travels at 1386 km/hr. How many metres does it travel in one second?
Option 1: 305 metres
Option 2: 385 metres
Option 3: 372 metres
Option 4: 325 metres
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Correct Answer: 385 metres
Solution : We know, Distance covered = Speed × Time taken Average speed = 1386 km/hr = $1386×\frac{5}{18}$ = 385 m/s Time taken = 1 second $\therefore$ Distance covered in 1 second = 385 × 1 = 385 metres Hence, the correct answer is 385 metres.
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