state gov Bihar Police Prohibition Constable 2022 Mock Test Series Quantitative Aptitude Mixture Problems
351 ml of combination has coffee and water in the ratio 5 ∶ 4. How much more water to be included to get a new combination of coffee and water in ratio 6 ∶ 5.
1
5.5 ml
2
6.0 ml
3
6.5 ml
4
6.6 ml