Ratio proportion Question Answers

Ratio & Proportion - Quant/Math - CAT 2008

Question 4 the day: February 17, 2003

The question for the day is from the topic of Ratio and Proportion.

The proportion of milk and water in 3 samples is 2:1, 3:2 and 5:3. A mixture comprising of equal quantities of all 3 samples is made. The proportion of milk and water in the mixture is

(1)	2:1			(2)	5:1
(3)	99:61			(4)	227:133

Correct Answer - (4)

---

Solution:


Proportion of milk in 3 samples is 2/3, 3/5, 5/8.

Proportion of water in 3 samples is 1/3, 2/5, 3/8.

Since equal quantities are taken,

Total proportion of milk is 2/3 + 3/5 + 5/8 = 227/120

Total proportion of water is 1/3 + 2/5 + 3/8 = 133/120

Proportion of milk and water in the solution is  = 227:133

So Choice (4) is the right answer.