SSC CGL 10 Sep 2024 Shift 2 Paper

Question : 66 of 100

Marks: +1, -0

The concentrations of three acids, A, B, and C, are specified as 20%, 30%, and 40%, respectively. They are blended in a ratio of 3 : 5 : a, yielding a solution with a concentration of 30%. What is the value of 'a'?