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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:
(A)
21:30
(B)
2:21
(C)
2:28
(D)
21:2

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. $\newline$ What is the ratio of mysteries to comic books? $\newline$ Choose $1$ answer: $\newline$ (A) $21: 30$ $\newline$ (B) $2: 21$ $\newline$ (C) $2: 28$ $\newline$ (D) $21: 2$

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Mean, median, mode, and range: find the missing number

Full solution

Q. 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.

\newline

What is the ratio of mysteries to comic books?

\newline

Choose

1

answer:

\newline

(A)

21: 30

\newline

(B)

2: 21

\newline

(C)

2: 28

\newline

(D)

21: 2

Step $1$ : Read mysteries and comic books: Katie has read $2$ mysteries and $21$ comic books. To find the ratio of mysteries to comic books, we simply write the number of mysteries over the number of comic books.
Step $2$ : Calculate the ratio: The ratio is therefore $2$ (mysteries) to $21$ (comic books), which can be written as $2:21$ .

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