Question

the salary of an employee is increased by 20% by what percent should the new salary be reduced to restore restore the original salary tell this in mixed​

Answer 1

Answer:

$= 16 \frac{2}{3}$

Step-by-step explanation:

let, salary = 100

20% increase

now salary = 120

x% reduce to restore original salary

$120 - \frac{120 \times x}{100} = 100 \\ or \: \frac{12x}{10} = 20 \\ or \: 12x = 200 \\ or \: x = \frac{200}{12} = 16 \frac{8}{12} = 16 \frac{2}{3} \%$