Home / Sample questions
DOST Exam Sample Questions with Answers
Try these free practice questions. Tap an answer to check it and see the explanation.
These are original practice questions, not actual exam questions.
Which of these is a chemical change?
Burning makes new substances, like ash, smoke, and carbon dioxide. The other three change only the shape or state of the material.
If 3x − 7 = 11, what is the value of x?
Add 7 to both sides to get 3x = 18, then divide both sides by 3. So x = 6.
Which word or phrase is closest in meaning to METICULOUS?
A meticulous person pays close attention to every detail, so "very careful" is the best match.
Gear A turns clockwise and meshes with Gear B. Which way does Gear B turn?
Meshed gears always turn in opposite directions, so Gear B turns counterclockwise. The size of a gear changes its speed, not its direction.
A car travels 150 kilometers in 2.5 hours. What is its average speed?
Average speed is distance divided by time: 150 km ÷ 2.5 h = 60 km/h.
Want more practice?
The SciScholar app has a daily challenge, study cards, and full mock exams across Creative Reasoning, Language & Literature, Science, and Mathematics.
