Practicing Success
How much should be added to each term of 4 : 7 so that it becomes 2 : 3? |
3 4 2 1 |
2 |
A : B 4 : 7 Numbers that should be added to make it 2 : 3, = \(\frac{4R\;+\;a}{7R\;+\;a}\) = \(\frac{2}{3}\) = 12R + 3a = 14R + 2a = a = 2R Put R = 1 Therefore, a is 2. |