The salary of an officer has been increased by 50%. By what percent the new salary must be reduced to restore the original salary?

The salary of an officer is increased by 25%. By what per cent should the new salary be decreased to restore the original salary?

the salary of an offiser is increased by 20% by what percentage should the new salary be reduced to restore the original salary?

The salary of a person was reduced by 10% . By what percent should his reduced salary be raised so s to bring it at par with has original salary?

The salary of a clerk was increased by 7% . If his present salary is Rs 1519.40, what it was before the increment?

The salary of a worker is first increased by 12% and there after it was reduced by 12% what was the change in the salary

The salary of a worker is first increased by 10% and thereafter it was reduced by 10%. What was the change in his salary?