Question

Answer this question properly with steps if you know otherwise don't . Don't Spam .....⚠️​

Answer 1

Answer:

20%

Step-by-step explanation:

b is 4/5 of x

let us take x as 100%

4/5 of 100 = 4/5 × 100

= (4 × 20) %

= 80%

therefore 100- 80 = 20