Teaching BPSC बिहार माध्यमिक TGT (9 to 10) शिक्षक भर्ती 4.0 Mock Test Quantitative Aptitude Ratio and Proportion
In 30 litres mixture of milk and water, the ratio of milk and water is 7 : 3. What would be the quantity of water to be added in the mixture in order to make this ratio 3 : 7?
1
40 litres
2
42 litres
3
45 litres
4
More than one of the above
5
None of the above