In what ratio must tea at Rs 62 per kg be mixed with tea at Rs 72 per kg so that the mixture must be...........

Quantitative Aptitiude (CLAT) Ratio, Proportion

In what ratio must tea at Rs. 62 per kg be mixed with tea at Rs. 72 per kg so that the mixture must be worth Rs 64.50 per kg.

3 : 1

3 : 2

4 : 3

Explanation:

Correct Option: A
Cost of Tea to be mixed = Rs. 62 per kg
Cost of tea to be mixed with = Rs. 72 per kg
Cost of mixture = Rs. 64.50 per kg
Here, we can solve this question by alligation method
62 72
\ /
64.5
/ \
7.5 : 2.5
3 : 1
Thus, the required ratio is 3 : 1
Hence, option A is correct.