Question

An ordinary tea powder costs Rs.175 per kg and an Ooty tea powder costs Rs.250 per kg. Now both the tea powders are mixed such that the mixture costs Rs.225 . Find the percentage of Ooty tea powder in the mixture?

• A. 50%
• B. 62.5%
• C. 66.66%
• D. 75%

Answer 1

The correct option is C 66.66%

We can use allegation cross to answer the question.
So, the ordinary and Ooty tea powder are in the ratio = $\frac{25}{50}=\frac{1}{2}$

% of Ooty tea powder = $\frac{2}{3}\times$100=66.66%
So, option (C) is the correct answer.