Question

a car travels along a straight line for the first half time with speed 50 kilometre per hour and the second half time with 60 kilometre per hour find the average speed of the car ??? plzzz answer fast it's urgent.... plz​

Answer 1

Explanation:

Average speed=2xy/x+y

----->2×50×60/50+60

------>100×60/110

------->600/11

Answer 2

let x=50 km/h

y=60 km/h

now avg. speed = 2xy/x+y

2×50×60/50+60

6000/110

600/11

54.5454

54.55 km/h

hope it helps

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