Practice Test: Math Skills
Key Takeaways
- This practice set simulates the OAR Math Skills Test with 30 questions covering all tested math topics.
- Time yourself: aim for 40 minutes total, approximately 80 seconds per question.
- Work without a calculator to simulate actual test conditions.
- After completing, review every question — even ones you got right — to reinforce the concepts.
- Track which topic areas you miss most and allocate extra study time to those areas.
Practice Test: Math Skills
Set a timer for 40 minutes and work through these 30 questions without a calculator. This simulates the actual OAR Math Skills Test conditions.
Instructions
- No calculator allowed
- Choose the best answer from the four options
- Manage your time — approximately 80 seconds per question
- Answer every question (no penalty for guessing beyond getting it wrong)
- Do not go back to change answers (simulating the adaptive format)
What is the value of 3² + 4² - 2(3)(4)?
A uniform sells for $45 after a 25% discount. What was the original price?
Simplify: (2x³y²)³
If f(x) = 3x - 7, what is f(5)?
What is the area of a circle with diameter 10 cm? (Use π ≈ 3.14)
Solve: 2(3x - 1) + 4 = 5x + 8
A platoon of 36 soldiers is divided into teams with a ratio of 5:4. How many are in the larger team?
What is the slope of the line passing through points (2, 5) and (6, 13)?
If 3/8 of a fuel tank holds 120 gallons, what is the full capacity?
What is √(144) + √(81)?
A ship travels 45 nautical miles in 1.5 hours, then 75 nautical miles in 2.5 hours. What is the average speed for the entire trip?
Solve for x: x² - 5x - 14 = 0
What is 15% of 240?
A triangle has sides 5, 12, and 13. What type of triangle is it?
What is the probability of rolling an even number on a standard die?
The average of five numbers is 84. If one number is removed, the average of the remaining four is 80. What number was removed?
Simplify: (x² - 9) / (x + 3)
A cylindrical tank has a radius of 4 feet and a height of 10 feet. What is its volume? (Use π ≈ 3.14)
If a = 3 and b = -2, what is the value of 2a² - 3ab + b²?
Two trains leave the same station at the same time, traveling in opposite directions. One goes 50 mph and the other 70 mph. How far apart are they after 2 hours?
What is 7/8 expressed as a decimal?
What is the perimeter of a rectangle with length 3x + 2 and width 2x - 1?
What is the least common multiple (LCM) of 12 and 18?
A store offers 30% off, then an additional 20% off the sale price. What is the total discount from the original?
Solve the inequality: 3x - 7 > 2x + 5
What is the surface area of a cube with side length 6 cm?
If the radius of a circle is doubled, by what factor does the area increase?