If Raju covers 1760 m when he runs around a rectangular ground 4 times, what is the length and breadth of the ground given that its length is 20 m more than the breadth?
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Step-by-step explanation:
In each round he covers 1760/4 m or 440 m
Using perimeter formula 2*(l+b) and ssuming breadth to be x
2(x+20+x) = 440 m
2(2x+20)=440
4x+40=440
4x=440-40
4x=400
x=100
breadth is 100m and length is 100+20 = 120m
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