1. The problem asks which value could represent a positive stock market change on Friday. 2. From the table, the changes for Monday to Thursday are given as: Monday: +82.95 Tuesday: -3.67 Wednesday: +65.15 Thursday: -47.44 3. The question states the stock market gained value on Friday, meaning the change must be positive. 4. The options given are: - +10.82 - 0 - -19.31 - -3.34 5. Since a gain means a positive change, the only positive value among the options is +10.82. 6. Therefore, the value that could represent the stock market gain on Friday is +10.82. Final answer: +10.82