The ratio of distance between point A and B to the distance between point B and C is 3:4. If it take 18 minutes to walk from A to B at a speed of 3 Km/hr, how long will I need to walk from B to C at the same speed? Please don't send wrong answer its urgent please
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Answer:
15 min
Step-by-step explanation:
Ratio of time taken =
2
1
:
3
1
=3:2
Suppose B takes x min
Then A takes (x+10) min
Thus 2(x+10)=3x
⇒x=20
Thus, A takes 30 min.
So with double speed it will take 15 min.
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BTW..I'm in 8th.....hehe
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