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If 3/5 of the certain length is 210m then 5/7 of length is​
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If 3/5 of the certain length is 210m then 5/7 of length is​

User Erki Aring
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See the answer I have done it
If 3/5 of the certain length is 210m then 5/7 of length is​-example-1
User Pradeeshnarayan
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Answer:

250 m

Explanation:

Let the total length be x m.


\therefore \: (3)/(5) * x = 210 \\ x = 210 * (5)/(3) \\ x = 70 * 5 \\ x = 350 \: m \\ \\ (5)/(7) * x = (5)/(7) * 350 = 5 * 50 = 250 \: m

User Bheklilr
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