According to the U. S. Census​ Bureau, the mean of the commute time to work for a resident of San Antonio, Texas is 26.0 minutes. Assume that the standard deviation of the commute time is 5.6 minutes to complete parts​ (a) through​ (c). ​(a) What minimum percentage of commuters in San Antonio has a commute time within 3 standard deviations of the​ mean?

​% ​(Round to one decimal place as​ needed.)
​(b) What minimum percentage of commuters in San Antonio has a commute time within 1.5 standard deviations of the​ mean? What are the commute times within 1.5 standard deviations of the​ mean?

The minimum percentage of commuters in San Antonio that has a commute time within 1.5 standard deviations of the mean is ​%. ​(Round to one decimal place as​ needed.)
The commute times within 1.5 standard deviations of the mean are between ___ and minutes. ​(Type integers or decimals. Do not round. Use ascending​ order.)
​(c) What is the minimum percentage of commuters who have commute times between 3.6 minutes and 48.4 ​minutes?
​% ​(Round to one decimal place as​ needed.)