1. The problem asks to decrease 6000 by 10 percent. 2. To find 10 percent of 6000, calculate $$\frac{10}{100} \times 6000 = 600.$$ 3. Now, subtract 600 from 6000 to find the decreased value: $$6000 - 600 = 5400.$$ 4. Therefore, decreasing 6000 by 10 percent results in 5400.