1. Directions: Read the given problems carefully. Circle your answer. 4. The expression 43 means A 3 + 3 + 3 + 3 B. 4 + 4 + 4 C. 4 x 4 x4 D. 4 x3 5. In 103, is the base A 3 B. 10 C. 30 D. 1000 6. What is the value of 72? A 9 B. 14 C. 49 D. 144 11. Directions: Complete the table.