Multiple choice

If Rohit walk 20 km. at 5 km/hr. and he will be late by 40 min .If he walks at 8 km per hr. Then how early from the fixed time will he reach?

  1. 55min.

  2. 50min.

  3. 45min.

  4. 20min.

  5. 40 min.
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

At 5 km/hr, 20 km takes 4 hours. Rohit is 40 minutes late, so fixed time = 3:20. At 8 km/hr, 20 km takes 2.5 hours. Early arrival = 3:20 - 2:30 = 50 minutes. The key is establishing the fixed time from the first scenario.

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