Teaching BPSC बिहार प्राथमिक (1 to 5) शिक्षक भर्ती 4.0 Mock Test Quantitative Aptitude Mixture Problems To Make a Mixture from Two Mixtures
In x litre solution of acid and water, acid is 62.5%. When 4 litre acid is added to the solution, then the ratio of acid and water in the resulting solution becomes 13 : 7. What is the value of x?
1
48
2
72
3
56
4
More than one of the above
5
None of the above