Answer 2a, 2b, 2c please and thank you.

2. (3 points) Sixty adults with gum disease were asked the number of times per week they used to floss before their diagnoses. The (incomplete) results are shown below: Number of Frequency Relative Cumulative flossing per Frequency Relative week Frequency 27 0.4500 0.4500 1 18 3 0.9333 6 3 0.0500 7 1 0.0167 a. Fill in the blanks in the table above. b. What percent of adults flossed six times per week? (Round your answer to two decimal places). c. What percent flossed at most three times per week? (Round your answer to two decimal places)