Question

7. A car can finish a certain journey in 10 hours at the speed of 48 km/hr. By how much should its
speed be increased so that it may take only 8 hours to cover the same distance.​

Answer 1

Answer:

Thus, the speed should be increased by 12km/h .

Answer 2

Answer:

12km/hr speed should be increased

Step-by-step explanation:

48km/hr means 480km he traveled to make it up to 8 hours he has to make his speed to 60km/hr