NIACL Model Paper 3 with solutions for free online practice

Question : 21 of 100

Marks: +1, -0

A milkman sells 120 litres of milk for ₹ 3,360 and he sells 240 litres of milk for Rs. 6,120. How much concession does the trader give per litre of milk, when he sells 240 litres of milk?

₹ 2
₹3.5
₹2.5
₹1.5
None of these

Validate

Solution:

The rate of milk when milkman sells 120 litres of milk for ₹ 3360
∴ SP

=[3360/120]=₹28

The rate of milk when milkman sells 240 litres of milk for ₹ 6120
∴SP=

[6120/240]=₹25.5

∴Required discount

= (28 — 25.5) = ₹ 2.5

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