Charles can ride his bike 4 miles in 20 minutes. Which of the following ratios show the number of miles to minutes Charles can ride his bike?

Question

a ratio is the answer, and its out of these four: A

24:1

B

1:4

C

4:24

D

1:5

Answer 1

D. 1:5

4:20 = 4/20 = 1/5 = 1:5