a train travels at 55km/hr and covers a certsin distance in 7 hours.How long will it take for the train to travel the same dustance at a speed of 77km/hr
sivaprasath:
5 hours,. so simple
Answers
Answered by
1
Answer:
Step-by-step explanation:
S1 = 55km/hr
S2 = 77km/hr
T1 = 7hrs
Let T2 be x
Then x*S2 = S1* T2
Which means x = 55*7hrs/77 = 5hrs
Answered by
3
given
speed=55km/hr
time=7hr
distance=speed×time
=55km/hr×7hr
= 385 km
now again
given
speed=77km/hr
distance=385km/he
time=distance/speed
=385km×77km/hr
=5hr
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