state gov AP Police SI (Pre+Mains) Mock Test 2022 Quantitative Aptitude Mixture Problems To Make a Mixture from Two or More Things
Raj wants to make a 100 ml of 5% alcohol solution by mixing some quantity of 2% alcohol solution with 7% alcohol solution. What are the quantities of each of the two solutions (2% and 7%) he should prepare?
1
50, 50 ml
2
40, 60 ml
3
20, 80 ml
4
25, 75 ml