6. By travelling at a speed of 48 kilometres per hour, a car can finish a certain journey in 10 hours. To cover the same distance in 8 hours, the speed of the car should be 6. By travelling at a speed of 48 kilometres per hour a car can finish a certain journey in 10 hours. To cover the same distance in 8 hours the speed of the car should be August 5, 2021 Category: Chapter 13 - Direct and Inverse Proportions , Maths , NCERT Class 8 , Facebook Messenger WhatsApp Share this:TwitterFacebook Related