THE RATIO BEETWEEN THE LENGTH AND WIDTH OF A RECTANGULAR SHEET OF PAPER IS 7:5.IF THE WIDTH OF THE SHEET IS 20.5 CM ,FIND ITS LENGTH
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let length = 7x
and breadth = 5x
5x= 20.5
x= 20.5/5
x=4.1
length = 7x = 7× 4.1
= 28.7 cm
and breadth = 5x
5x= 20.5
x= 20.5/5
x=4.1
length = 7x = 7× 4.1
= 28.7 cm
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