please mates help me up with this sum:
A and B are to places 48m apart. At the same time Rohan starts walking from A toward B at a speed of 5 km per hour and Rahul starts walking from B towards A at a speed of 7 km per hour. After how many hours they will meet each other?
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Answer:
4 hours
Step-by-step explanation:
Distance = 48 m = AB
Speed of Rohan = 5 km/h
Speed of Rahul = 7 km'h
Speed = Distance / Time
⇒Distance = Speed × Time
Time for both is the same.
let time be T
∴ 48 = 5T + 7T
48 = 12T
T = 48/12 = 4
Time = 4h
sayan0O0:
oh woah thanks mate
you're welcome :)
please mark as brainliest
no one other answered to this question
so the brainliest button won't work
oh. Never mind then.
^_^
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