Question 66
A car can finish a certain journey in 10 hoursat a speed of 48 km/h. In orderto cover the séme distance in 8 hours, the speed of the car mustbe increased by
Solution
Distance covered by car in 10 hours at 48 km/hr
= $$10\times48=480$$ km
Now, speed when it is covered in 8 hours = $$\frac{480}{8}=60$$ km/hr
Thus, speed must be increased by = $$60-48=12$$ km/hr
=> Ans - (C)
