Two length are in ratio 3:7 . If first lenth is 42 m . Find the second length
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let the two lengths are 3x and 7x then
3x= 42
X = 42/3= = 14
second length = 7x = 7*14 = 98 m
3x= 42
X = 42/3= = 14
second length = 7x = 7*14 = 98 m
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