Kindly answer the given below question with an explanation

Molly's Candle Shop has several retail stores in the coastal areas of North and South Carolina. Many of Molly's customers ask her to ship their purchases. The following chart shows the number of packages shipped per day for the last 100 days. For example, the first class shows that there were 5 days when the number of packages shipped was up to 5. 30 28 23 20 18 Frequency 13 10 10 5 3 0 5 10 30 35 15 20 25 Number of Packages a. What is this chart called? O Histogram Bar chart O Frequency polygon b. How many total days were packages shipped? Number of frequencies c. What is the class interval? Class interval d. What is the number of days shipped in the 20 up to 25 class? Number of days e. What is the relative frequency of days in the 20 up to 25 class? (Round your answer to 2 decimal places.) Relative frequency f. On how many days were there 20 or more packages shipped? Number of days