Gaby lists the numbers 3,4,5,6,7,8, and 9. In her list, the ratio of the number of prime numbers to the number of composite numbers is
Answer Choices
A. 3:4
B. 5:2
C. 2:5
D. 3:7
E. 1:6
Gaby lists the numbers 3,4,5,6,7,8, and 9. In her list, the ratio of the number of prime numbers to the number of composite numbers is
Answer Choices
A. 3:4
B. 5:2
C. 2:5
D. 3:7
E. 1:6