The speed of light in cold air is approximately 3 x 10^8 meters per second. The speed of sound in cold air is approximately 3 x 10^2 meters per second.

The speed of light in cold air is how many times the speed of sound in cold air?

A. 1 x 10^4

B. 3 x 10^4

C. 1 X 10^6

D. 3 x 10^6

Consider the function represented by the equation 1/2 j + 1/4 k equals 3 which shows the equation written in function notation with j as the independent variable

The accompanying table shows the numbers of male and female students in a particular country who received bachelor's degrees in business in a recent year. complete parts (a) and (b) below. business degrees nonbusiness degrees total male 189131 634650 823781 female 169539 885329 1054868 total 358670 1519979 1878649 (a) find the probability that a randomly selected student is male, given that the student received a business degree. the probability that a randomly selected student is male, given that the student received a business degree, is nothing. (round to three decimal places as needed.) (b) find the probability that a randomly selected student received a business degree, given that the student is female. the probability that a randomly selected student received a business degree, given that the student is female, is nothing. (round to three decimal places as needed.)

How is this equation completed? i cannot find any examples in the book.