Question

awaaz cover 630 km in 9 hours if it completes the first two third of the journey at 60 km per hour calculate its speed for the rest of the journey​

Answer 1

Answer:

Solution

Step-by-step explanation:

TIME= 420/60 = 70 MINUTES. 9 HOURS= 9*60 = 540 MINUTES. 540-70= 470. SPEED= 210/(470/60) = 210/7.834 = 3 KMPH