Multiple choice

A mixture of a certain quantity of milk with 32 litres of water is worth Rs. 1.50 per litre. If pure milk be worth Rs. 4.50 per litre, how much milk is there in the mixture?

  1. 18 ltr.

  2. 16 ltr.

  3. 14 ltr.

  4. 20 ltr.
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Let milk quantity be x litres. Using the mixture equation: Value of milk = Value of mixture. So 4.50 × x = 1.50 × (x + 32). Solving: 4.5x = 1.5x + 48, giving 3x = 48, so x = 16 litres.

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