Here are the appropriate responses for each situation based on whether they represent a "want" or a "need":
Question 7: Your father stops at the gas station and puts 10 gallons of gasoline in his car.
Response: need
Question 8: You are sick so your mother goes to the drug store to buy cold medicine.
Response: need
Question 9: Your house needs a new roof, so your parents hire a roofer to fix it.
Response: need
Question 10: You really want to play Fortnite, so you go to Target and purchase Vbucks.
Response: want
Let me know if you need further assistance!