Assessment Read each item carefully. Encircle the letter of the best answer. 1. Which of the following has three significant figures? A 3.055 C. 300 B. 3.06 D. 3.0 2. How many zeros are significant in 0.00305? A. 1 C. 3 B. 2 D. 4 3. Which of the following numbers has all its zeros significant? A. 2003 C. 2030 B. 2020 D. 2 230 4. Determine the zeros that are significant in 0.090 500. A. All the zeros B. Only the rightmost zero C. Only the zero between 9 and 5 D. The zero between 9 and 5, and the zero after 5 5. Which of the following has 6 significant figures? A. 2003000 C. 1.02700 B. 105300 D. 0.2500
