7 articles cost ₹2.10. The cost of 1 article is
₹0.20
₹0.70
₹0.30
None of these
Given that
7 articles cost ₹2.10.
The cost of 1 article is =2.107
=₹0.30
Hence option C is correct.
If 7 identical articles cost ₹5221, then find the cost of 1 article.
The cost of an article is ₹ 5.20. Find the cost of 5 such articles.
If the cost of 20 articles is ₹ 850, then cost of 35 articles is ₹ _____.