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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 and female?
A. 13:27 B. 27:13 C. 14:13 D. 13:14

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