Question

A can contains a mixture of two liquids x and y in ratio 7:9 when litres of mixture is taken out and 11 lit of y is filled then x to y us 7:9 .Find x initially

Answer 1

Answer:

Step-by-step explanation:

SolutionLet the can initially contain 7x litre and 5x litre of mixture A and B respectively. Thus out of 12x litre of total mixture, 9 litre were taken out.

Quantity of A in mix. left

= 7x - 9/12x * 7x

= 28x-21 / 4 litre

Quantity of B in mix. left

= 5x- 9/12x*5x

= 20x-15 / 4 litre

Therefore ratio

7:9

or x = 3

Otion 9)