Ramesh goes on foot from a village A to village
B at a speed of 4 km/h. If he walks at a speed
of 5 km/h, he reaches village B seven minutes
earlier. Find the distance between them.
Answers
Answered by
2
Step-by-step explanation:
Given: speed1 = 4 km/h; speed2 = 5 km/h ; distance = ? km
Equation when speed = 4 km/h
distance =( 4 * t) km
Equation when speed = 5 km/h
distance = 5 * (t - 7/60) km
Since the distance is the same we equate them as 4 * t = 5 * (t-7/60)
4 * t = 5 * t - (35 /60) and it becomes ( 5 * t) -( 4 * t) = - 35/60 hour
and finally t = 35/60 hour
distance = (4 * 35/60) km
distance between villages = 35/15 km = 7/3 km = 2 and 1/3 km
Answered by
0
Answer:
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