Question 81
The cost of 27 kg of iron is ₹1080, what will be the cost for 120 kg of iron of the same quality?
Given, the cost of 27 kg of iron = ₹ 1080
Hence, the cost of 1 kg of iron
=108027=₹ 40
So, the cost of 120 kg of iron
=40×120= ₹ 4800
Hence, the cost of 120 kg of iron is ₹ 4800.