(a) What percentage of individuals who strongly disagree that there should be a gas tax are older than 60?

(b) What percentage of individuals who agree that there should be a new gas tax are aged 18 to 30?

(c) What percentage of individuals who strongly agree that there should be a new gas tax are aged 46 to 60?

(d) What percentage of individuals who strongly disagree that there should be a new gas tax are aged 18 to 30 years?

(e) Which of the age categories, within the strongly agree that there should be a new tax group, contains the highest percentage of individuals?

(f) Which of the age categories have the lowest percentage of individuals who disagree that the legislature should enact a gas tax?