A mixture contains spirit and water in the ratio of 3 : 2. If it contains 3 litres more spirit than water, the quantity of spirit in the mixture is

Step 1: Understand the given ratio

• The ratio of spirit to water is 3:2.
• Let the common multiplying factor be x.
• So, spirit = 3x and water = 2x

Step 2: Use the condition from the question

It is given that spirit is 3 litres more than water:

3x - 2x = 3
⇒ x = 3

Step 3: Find the quantity of spirit

Spirit = 3x = 3 × 3 = 9 litres

Answer: 9 litres

The quantity of spirit in the mixture is 9 litres.

This type of question combines basic algebra with the concept of ratios. It's commonly asked in aptitude exams and tests your ability to convert word problems into equations for quick and accurate solutions.