Saved Bookmarks
| 1. |
A car moves with a speed of 30km/h for half an hour, 25km/h for 1h and 40km/h fir 2h. Calculate the average speed of the car |
|
Answer» Total DISTANCE travelled 30×1/2 + 25×1 + 40×2 =15+25+80 = 120km Now, Avg SPEED = total distance/total TIME = 120/3.5 = 34.3 approx |
|