A line for tickets to a Broadway show had a mean waiting time of 20 minutes with a standard deviation of 5 minutes. What percentage of the people in line waited for more than 28 minutes?

Using only odd number for numerators write two different subtraction problems that have a difference of 3/4

The sum of 5consecutive even numbers is 100. what is the first number in this sequence?

The school board administered a math test to all students in grade 66 at high achievers charter school and determined that 15\%15% of them were below grade level in math. based on this data, which of the following conclusions are valid? choose 1 choose 1