The speed of a car is 81 km/hr. The distance covered by the car in 24 seconds is:
Show answer & explanation
Correct answer: D
Explanation
The correct answer is option 4 i.e. 540 m.
Speed = 81 km/hr
Convert speed to m/s: 81 × (1000 ÷ 3600) = 81 × (5 ÷ 18) = 22.5 m/s
Distance = Speed × Time = 22.5 × 24 = 540 m