Multiple choice

A car can cover 600 km in 16 hours. If the speed is increased by 20 kmph, then the time taken by the car to cover 920 km is एक कार 16 घंटे में 600 किमी की दूरी तय कर सकती है। यदि गति 20 किमी प्रति घंटा बढ़ जाती है, तो कार द्वारा 920 किमी की दूरी तय करने में लगने वाला समय है

  1. 19 hours/घंटे

  2. 18 hours/घंटे

  3. 16 hours/घंटे

  4. 15 hours/घंटे
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Original speed = 600/16 = 37.5 km/h. Increased speed = 37.5 + 20 = 57.5 km/h. Time for 920 km at new speed = 920/57.5 = 16 hours.

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