Katie loves to read. In the last few months they have read 3 graphic novels, 2 mysteries, 4 sci-fi novels, and 21 comic books.
What is the ratio of mysteries to comic books?
Choose 1 answer:
Choose 1 answer:

(Choice A)
A
21:3021:3021, colon, 30

(Choice B)
B
2:212:212, colon, 21

(Choice C)
C
2:282:282, colon, 28

(Choice D)
D
21:221:2