Question

a person walks at 5 km/hr for 6 hrs and at 4 km / hr for 12 hrs . find average speed​

Answer 1

Answer:

nxn

Step-by-step explanation:

md a very important for me to send the best way to go with a very good morning my dear I can

Answer 2

Answer:

4.5 km/hr

Step-by-step explanation:

5km/hr for 6 hours

distance traveled

5x6 = 30

fourmula for avg speed

distance divided by time taken

so 30/6 = 5

and again for

4km/hr for 12 hrs

distance traveled

4x12 = 48

fourmula for avg speed

distance divided by time taken

so 48/12 = 4

avg speed = initial speed divided + final speed divided by 2

so 5+4 = 9

and

9/2 = 4.5

here u go