Which sentence is written correctly?

He doesn’t have any homework today.

Neither the dog or the cat are hungry.

Me and my sister is going to the store.

There was too many people at the party.

Why is it important to include a control group in an experiment?

To compare results to a standard

What is a producer in a food chain?

An organism that makes its own food

An organism that breaks down dead matter

An organism that eats only meat

Which sentence uses correct subject-verb agreement?

The team of players are warming up.

The group of students have arrived.

The boxes on the shelf is full.

PreACT 8/9

Free PreACT 8/9 Practice Questions

10 sample questions for the PreACT 8/9, with the correct answer and an explanation for each. No account needed. Try each one before you open the answer.

Sections covered on the exam: English and Language Usage, Mathematics, Reading, Science.

Question 1 · English and Language Usage
Which sentence is written correctly?
- A.Neither the dog or the cat are hungry.
- B.Me and my sister is going to the store.
- C.He doesn’t have any homework today.
- D.There was too many people at the party.
Show answer and explanation
Answer: C. He doesn’t have any homework today.
Option C uses proper subject-verb agreement and correct pronoun usage. The other sentences contain grammatical errors.
Question 2 · Mathematics
Solve for x: 3x - 7 = 11
- A.3
- B.5
- C.4
- D.6
Show answer and explanation
Answer: D. 6
Add 7 to both sides: 3x = 18 → x = 6.
Question 3 · Mathematics
A store sells 3 pens for $2. How much would 15 pens cost?
- A.$5
- B.$20
- C.$15
- D.$10
Show answer and explanation
Answer: D. $10
15 pens ÷ 3 = 5 groups. 5 × $2 = $10.
Question 4 · Science
Why is it important to include a control group in an experiment?
- A.To increase variables
- B.To compare results to a standard
- C.To change the outcome
- D.To limit the sample size
Show answer and explanation
Answer: B. To compare results to a standard
A control group provides a baseline, helping scientists determine the actual effect of the variable being tested.
Question 5 · Science
What is a producer in a food chain?
- A.An organism that makes its own food
- B.An organism that breaks down dead matter
- C.An animal that eats plants
- D.An organism that eats only meat
Show answer and explanation
Answer: A. An organism that makes its own food
Producers, like plants, use photosynthesis to create their own food from sunlight.
Question 6 · English and Language Usage
Which sentence uses correct subject-verb agreement?
- A.The team of players are warming up.
- B.The group of students have arrived.
- C.The list of tasks is complete.
- D.The boxes on the shelf is full.
Show answer and explanation
Answer: C. The list of tasks is complete.
“List” is a singular subject, so it takes the singular verb “is.”
Question 7 · Mathematics
Solve: 2x + 5 = 17
- A.11
- B.6
- C.5
- D.12
Show answer and explanation
Answer: B. 6
Subtract 5 from both sides → 2x = 12 → x = 6
Question 8 · Mathematics
A jacket originally costs $80 and is on sale for 25% off. What is the sale price?
- A.$65
- B.$60
- C.$70
- D.$75
Show answer and explanation
Answer: B. $60
25% of $80 = $20 → $80 − $20 = $60
Question 9 · Science
Which of the following best describes a hypothesis?
- A.A final answer to a question
- B.A testable prediction
- C.A proven theory
- D.A list of materials
Show answer and explanation
Answer: B. A testable prediction
A hypothesis is an educated guess that can be tested through experimentation.
Question 10 · Science
Which of the following is a biotic factor in an ecosystem?
- A.Tree
- B.Soil
- C.Water
- D.Sunlight
Show answer and explanation
Answer: A. Tree
A tree is a living organism, making it a biotic factor.

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