What is 0.399 written as a percent

Suppose that an airline uses a seat width of 16.516.5 in. assume men have hip breadths that are normally distributed with a mean of 14.414.4 in. and a standard deviation of 0.90.9 in. complete parts (a) through (c) below. (a) find the probability that if an individual man is randomly selected, his hip breadth will be greater than 16.516.5 in. the probability is nothing. (round to four decimal places as needed.)

Select all of the following expressions that are equal to 2.5.

The volume of a box varies directly with its length if a box in the group has a length of 30inches and k=24 what is its volume