Marnie conducted a survey of the cats in four shelters and wrote the following observations:

4 of the 18 cats in shelter 1 were black
13 of the 24 cats in shelter 2 were black
12 of the 20 cats in shelter 3 were black
18 of the 25 cats in shelter 4 were black

based on the survey, which shelter had the greatest percentage of black cats?

a. shelter 1
b. shelter 2
c. shelter 3
d. shelter 4

Option D

Shelter 4 has the highest percentage of black cats with 72%.

Solution:

Let us find the percentage of cats in each shelter of Marnie

Step 1:

4 of the 18 cats in Shelter 1 were black

This can be written as

= 0.22  

Step 2:

13 of the 24 cats in Shelter 2 were black

= 0.54  

Step 3:

12 of the 20 cats in Shelter 3 were black

= 0.60  

Step 4:

18 of the 25 cats in Shelter 4 were black

= 0.72  

Result:

Therefore we can conclude Shelter 4 has the highest percentage of black cats with 72%.

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step-by-step explanation: