pls help me .
will mark you brain list
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Answer:
length=7x
breadth=5x
1.ans length/breadth=7x/5x
=7/5
2.ans breadth/length=5x/7x
=5/7
3.ans perimeter=2(length+breadth)
perimeter=2(7x+5x)=2(12x)=24x
length/perimeter=7x/24x
=7/24
4.ans breadth/perimeter=5x/24x
=5/24