Multiple choice

Passage

In each of the following questions, read the given statement and compare the Quantity I and Quantity II on its basis.

Quantity I: A car covers first 30 km in 25 minutes and the remaining 100 km in 75 minutes. What is the average speed of the car (in km/hr) Quantity II : A car goes 260.25 km with speed of 20 km/hr and come back with speed of 30 km/hr then average of car (in km/hr)?

  1. Quantity I > Quantity II

  2. Quantity I ≥ Quantity II

  3. Quantity I < Quantity II

  4. Quantity II ≥ Quantity I

  5. Quantity I = Quantity II or relation can't be established
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Quantity I: Total distance = 130 km, total time = 100 min = 5/3 hr. Average = 130/(5/3) = 78 km/hr. Quantity II: Average speed = 2×20×30/(20+30) = 24 km/hr. 78 > 24, so I > II.

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