You are Here : Home » Aptitude » Time & Distance A car covers its journey at the speed of 80km/hr in 10hours. If the same distance is to be covered in 4 hours, by how much the speed of car will have to increase? A. 40km/hr B. 60km/hr C. 90km/hr D. 120km/hr Answer Workspace Report Discuss Answer with explanation Answer: Option D Explanation Initial speed = 80km/hr Total distance = 80 * 10 = 800km new speed = 800/4 =200km/hr Increase in speed = 200 – 80 = 120km/hr Workspace
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