X is a normally distributed random variable with mean 48 and standard deviation 8. What is the probability that X is between 32 and 64?
Use the 0.68-0.95-0.997 rule and write your answer as a decimal.

What is the size of the matrix resulting from

Okay so i didn't get this problem petro bought 8 tickets to a basketball game he paid a total of $200 write an equation to determine whether each ticket cost $26 or $28 so i didn't get this question so yeahyou have a good day.

What is the radius of a circle with an area of 78.5 cubic inches? use 3.14 for pie