The mean volume of a can of super soda is 12 ounces, with a standard deviation of 0.6 ounces. The volumes of all cans of super soda are normally distributed.

a) Between what two values do 95% of the volumes of cans of soda lie?

b) A random sample of 36 cans of soda is drawn. What is the probability of a can of super soda contains less than 11.8 ounces?

c) For a random sample of 36 cans, what percent of cans of super soda contains less that 12.1 ounces?