Question

four fifth of a number are more than three fourths of a number by 4. find the number.​

Answer 1

Step-by-step explanation:

$\frac{4}{5} x - \frac{3}{4} x = 4 = > \frac{16x - 15x}{20} = 4 = > \frac{x}{20} = 4 = > x = 80$