To satisfy more stringent restrictions on toxic waste discharge, a pulp mill will have to reduce toxic wastes by 10% from the previous year's level every year for the next five years. What fraction is the target level of the current discharge level?

Toxic Waste Discharge

The release of harmful pollutants into the environment, usually from industrial operations.

Stringent Restrictions

Strict or severe limitations or rules that must be followed.

Target Level

A specific goal or benchmark that an individual, team, or organization aims to achieve.