At St. Algebra College, the numbers of males and females in the various major fields of study

Question:

At St. Algebra College, the numbers of males and females in the various major fields of study are:

Read each of the following problems carefully before constructing the fraction and solving for the answer.
(Be sure you place the proper number in the denominator of the fractions. For example, some problems use the total number of males or females as the denominator, whereas others use the total number of majors.)
a. What percentage of social science majors are male?
b. What proportion of business majors are female?
c. For the humanities, what is the ratio of males to females?
d. What percentage of the total student body are males?
e. What is the ratio of males to females for the entire sample?
f. What proportion of the nursing majors are male?
g. What percentage of the sample are social science majors?
h. What is the ratio of humanities majors to business majors?
i. What is the ratio of female business majors to female nursing majors?
j. What proportion of the males are education majors?