Question

if1. In the national park, the ratio of black bears to grizzly bears is 3:1.

a. If there were 24 black bears, how many grizzly bears would there be? _

b. If the park had 12 grizzly bears, how many black bears would it have?

c. If the total number of black and grizzly bears was 20.

How many black bears and how many grizzly bears would it have? __black bears, grizzly bears.​

Answer 1

Ratio of black bears to grizzly bears = 3:1

a. 24/x = 3/1

x = 24/3 = 8 grizzly bears.

b. x/12 = 3/1

x = 12 × 3 = 36 grizzly bears.

c. Total = 20

3x + 1x = 20

4x = 20

x = 20/4 = 5

Black bears = 3x = 15

Grizzly bears = 1x = 5

Hope this helps you.