Question

A merchant buys a kind of tea at Rs 80 per kg and mixes it with another kind of tea at Rs 140 per kg and makes a profit of 25% on selling the mixture at Rs 125 per kg. Find the ratio in which two varieties were mixed​

Answer 1

Answer:

4(1 - y) + 7y = 5

4 - 4y + 7y = 5

4 + 3y = 5

3y = 1

y = 1/3

Sub y = 1/3 into [ 1 ]:

x = 1 - 1/3

y = 2/3

Ratio of x to y:

x : y = 2/3 : 1/3

x : y = 2 : 1

Step-by-step explanation: