MCQOPTIONS
Saved Bookmarks
| 1. |
In 729 litres solution of acid and water, the ratio of acid and water is 7 : 2. How many litres of water must be added to it to get the solution in which the ratio of acid and water is 5 : 3? |
| A. | 187.2 |
| B. | 182.4 |
| C. | 178.2 |
| D. | 180.4 |
| Answer» D. 180.4 | |