There are 27 students in grade 6-Diamond. 13 are males. What fraction of the class are males?

1.)what fraction of the class are male?
A.13:27 B.27:13 C.14:27 D.27:14

2.)what fraction of the class are female?
A.13:27 B.27:13 C.14:27 D.27:14

3.)what is the ratio of male to female?
A.13:27 B.27:13 C.14:27 D.27:14

4.)write 9 days as a fraction of three weeks.
A.9:21 B.21:9 C.3:7 D.7:3

5.)which of the following statements is NOT a ratio of 3:4
A.there are 3-star apple trees and 4 mango trees in mang ambo's orchard.what is the ratio of mango to star apple trees?
B.neneng ate 3 apples and 4 bananas during her breaktime.what is the ratio of apples to bananas?
C.mrs. selosa's class has 12 boys and 9 girls.what is the ratio of girls to boys in colon form?
D.in a t-shirt factory,each box contains 4 t-shirts.give the ratio of boxes to t-shirts.