Two solutions of 90% and 97% purity are mixed resulting in 21 litres of mixture of 94% purity. How much is the quantity of the first solution in the resulting mixture?


iNautix Karthik on 3-Jul-2016 15:44

Two solutions of 90% and 97% purity are mixed resulting in 21 litres of mixture of 94% purity. How much is the quantity of the first solution in the resulting mixture?
on 4-Jul-2016 11:57

9 litres
on 7-Jul-2016 19:52

allegations and mixtures 90 97 94 ratio=(97-94):(94-90) 3:4 quantity of 1st=(21*3)/7=9 litrs
on 8-Jul-2016 14:07

9
Solution:


allegations and mixtures 90 97 94 ratio=(97-94):(94-90) 3:4 quantity of 1st=(21*3)/7=9 litrs