cistern?
A bus covers a certain distance in 3 hours 20 minutes at an average speed of 45 km per
hour. How much time will it take to cover the same distance at a speed of 50 km per
hour?
con
Answers
Answered by
0
Answer:
it takes 3 hrs
Step-by-step explanation:
at v=45km/hr
t=3hrs20mins which in si units = 12,000 secs
from the expression v=d/t
d= 26,666.66m
agin using the same expression v=d/t
t=d/v= (26,666.6/(50x10^-2)
t=53333.2
t=1hrs48mins
Answered by
1
Answer:
3 hours
Step-by-step explanation:
V1 = 45kmph , t1 = 3hr + (20/60) hr= 3.333hr
From expression, v=d/t
d1=150 km
then by the same expression ,
d2=d1=150km
150/50 =t2
t2= 3hrs
Similar questions