What percentage of respondents aged 31+ indicated a favorite style other than classical music?

The following table shows the number of people in different age groups who responded to a survey about their favorite style of music. Use this information to answer the questions that follow: (Question 1-3) to the nearest whole percentage:

1. Approximately what percentage of the total sample were age 21-30?
   (a) 31%
   (b) 23%
   (c) 25%
   (d) 14%
2. Approximately what percentage of the total sample indicates that Hip-Hop is their favorite style of music?
   (a) 6%
   (b) 8%
   (c) 14%
   (d) 12%
3. What percentage of respondents aged 31+ indicated a favorite style other than classical music?
   (a) 64%
   (b) 60%
   (c) 75%
   (d) 50%