Agar Ase B ki length 40 km hai or hum A to B 5km/hr se chal rahe hai or BtoA 8km/hr to kitne time lage ga find average speed
Answers
Answered by
0
Answer:
rime taken fromA toB=8hr
time taken from B to A=5 hr
total time=13 hr
rotal distance,=80 km
average speed =80/13 km/h
=6.15 km/h
Answered by
2
Answer:
s1=40km
s2=40km
speed1(u)=5km/h
speed2(v)=8km/h
speed1=s1/t1
5km/h=40km/t1
t1=8s
speed2=s2/t2
8km/h=40/t
t=40/8
t=5s
avg.speed=s1+s2/t1+t2
=40+40/8+5
=80/12
=6.66km/h
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