1. You asked to use two decimal places. 2. This means that any numeric answer should be rounded or presented to two digits after the decimal point. 3. For example, if a number is 3.14159, rounding to two decimal places gives 3.14. 4. If a number is 2.718, rounding to two decimal places gives 2.72. 5. This rule applies to all final numeric answers unless otherwise specified.