A bag contains the following marbles: 5
black marbles, 15 blue marbles, 20 brown marbles, and 10 green marbles. What is the ratio of brown marbles to black marbles? Express your ratio as a fraction or with a colon.

Respuesta :

Answer:

5:20

Step-by-step explanation:

There are 5 black marbles and 20 brown marbles.

You would put black marbles (5) first, because it came before brown (20) in the list.

20:5
20/5
The answer would be 4:1 or 4/1