A 9 digit code number is generated by rearranging the digits from the set {1,2,3,...,9}. Determine the probability that the first digit is 3 and last digit is 5.

What is the solution set of the quadratic inequality x^2-5< or equal to 0

Acourt reporter is transcribing an accident report from germany. the report states that the driver was traveling 80 kilometers per hour. how many miles per hour was the driver traveling?

The standard deviation for a set of data is 5.5. the mean is 265. what is the margin of error?