Multiple choice

If it takes $2$ hours to cover a distance at $2$ km/h, then at what speed it should travel to cover the same distance in $1$ hr?

  1. $4$
  2. $8$
  3. $5$
  4. $6$
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A Correct answer
Explanation

Distance = speed * time. The distance is 2 km/h * 2 hours = 4 km. To cover 4 km in 1 hour, the speed must be 4 km / 1 hour = 4 km/h.

AI explanation

Using the formula for distance, Distance = Speed x Time, we find the total distance is 2 hours multiplied by 2 km/h, which equals 4 km. To find the required speed, divide this distance by the new time of 1 hour. The new speed must be 4 km/h.