Question

esther made the two-way table below showing the number of her schoolmates who have different pets.

which shows the correct values for esthers seventh-grade classmates who have pets?

cats: 13; dogs: 28
cats: 28; dogs: 13
cats: 80; dogs: 83
cats: 83; dogs: 80

Explanation:

Calculate seventh-grade classmates with cats

$$ \text{Cats}_{7\text{th}} = \text{Total Cats} - \text{Cats}_{8\text{th}} = 54 - 26 = 28 $$

Calculate seventh-grade classmates with dogs

$$ \text{Dogs}_{7\text{th}} = \text{Total Dogs} - \text{Dogs}_{8\text{th}} = 48 - 35 = 13 $$

Identify the matching option

$$ \text{cats: } 28\text{; dogs: } 13 $$

Answer:

• cats: 13; dogs: 28
• cats: 28; dogs: 13 (Correct answer)
• cats: 80; dogs: 83
• cats: 83; dogs: 80