Saved Bookmarks
| 1. |
Gunpowder contains 75% nitre and 10% sulphur. Find the amount of the gunpowder which carrries 9 kg nitre. What amount of gunpowder would contain 2.3 kg sulphur? |
|
Answer» Gunpowder contains 75% nitre and 10% sulphur. Find the amount of the gunpowder which carrries 9 kg nitre. What amount of gunpowder would contain 2.3 kg sulphur? |
|