Question

20 seventh graders said they have pets.20 seventh graders said they dont have a pet.20 eighth graders said they have pets.10 eighth graders said they dont have a pet.fill in the missing values in the table below.

Explanation:

Step1: Fill in 7th - grade data

• Pets: Given as \(25\).
• No - Pets: Given as \(20\).
• Total: \(25 + 20=45\).

Step2: Fill in 8th - grade data

• Pets: Given as \(20\).
• No - Pets: Given as \(15\).
• Total: \(20+15 = 35\).

Step3: Fill in total data

• Pets: \(25+20 = 45\).
• No - Pets: \(20 + 15=35\).
• Grand - Total: \(45+35=80\).

Answer:

	Pets	No Pets	Total
8th grade	20	15	35
Total	45	35	80