50 Mathematics Quiz Questions and Answers
This page lists 50 real questions from the Quizlino Mathematics category, each with four options, the correct answer and, where available, a short explanation. They are arranged from easy to hard, so you can start at the level that suits you. The full category contains 260 questions spread across its levels, so what you see here is a sample to study from, not the whole quiz.
- Cover the answer line, read the question and decide on your option first.
- Check the answer, then read the explanation even if you were right.
- Make a note of the questions you missed and come back to them after a few days.
- When you feel ready, play the timed Mathematics to test yourself properly.
Mathematics: Easy Questions
Warm-up questions that most players can answer.
Q1. What do you get when you subtract 9 from 12?
Answer: C. 3
Explanation: 12 minus 9 equals 3.
Q2. Calculate the sum of 31 and 12.
Answer: A. 43
Explanation: 31 + 12 equals 43.
Q3. What do you get when you subtract 20 from 24?
Answer: C. 4
Explanation: 24 minus 20 equals 4.
Q4. Calculate the sum of 19 and 18.
Answer: B. 37
Explanation: 19 + 18 equals 37.
Q5. What do you get when you subtract 20 from 59?
Answer: B. 39
Explanation: 59 minus 20 equals 39.
Q6. Calculate the sum of 25 and 23.
Answer: A. 48
Explanation: 25 + 23 equals 48.
Q7. What do you get when you subtract 21 from 53?
Answer: B. 32
Explanation: 53 minus 21 equals 32.
Q8. Calculate the sum of 40 and 19.
Answer: C. 59
Explanation: 40 + 19 equals 59.
Q9. What do you get when you subtract 24 from 40?
Answer: C. 16
Explanation: 40 minus 24 equals 16.
Q10. Calculate the sum of 30 and 15.
Answer: D. 45
Explanation: 30 + 15 equals 45.
Q11. Divide the number 60 by 5. What is the quotient?
Answer: D. 12
Explanation: 60 divided by 5 is 12.
Q12. What is the product of 10 multiplied by 8?
Answer: C. 80
Explanation: 10 times 8 is 80.
Q13. Divide the number 40 by 5. What is the quotient?
Answer: C. 8
Explanation: 40 divided by 5 is 8.
Q14. What is the product of 11 multiplied by 4?
Answer: D. 44
Explanation: 11 times 4 is 44.
Q15. Divide the number 65 by 5. What is the quotient?
Answer: C. 13
Explanation: 65 divided by 5 is 13.
Q16. What is the product of 9 multiplied by 5?
Answer: A. 45
Explanation: 9 times 5 is 45.
Q17. Divide the number 117 by 9. What is the quotient?
Answer: C. 13
Explanation: 117 divided by 9 is 13.
Q18. What is the product of 11 multiplied by 6?
Answer: D. 66
Explanation: 11 times 6 is 66.
Q19. Divide the number 72 by 9. What is the quotient?
Answer: B. 8
Explanation: 72 divided by 9 is 8.
Mathematics: Medium Questions
A step up in difficulty, for players who know the basics.
Q20. Calculate the perimeter of a rectangle having a length of 13 cm and a width of 6 cm.
Answer: B. 38 cm
Explanation: Perimeter = 2 * (length + width) = 2 * (13 + 6) = 38 cm.
Q21. Find the area of a rectangular field with length 14 meters and width 4 meters.
Answer: D. 56 sq meters
Explanation: Area = length x width = 14 x 4 = 56 sq meters.
Q22. Calculate the perimeter of a rectangle having a length of 15 cm and a width of 5 cm.
Answer: B. 40 cm
Explanation: Perimeter = 2 * (length + width) = 2 * (15 + 5) = 40 cm.
Q23. Find the area of a rectangular field with length 16 meters and width 6 meters.
Answer: A. 96 sq meters
Explanation: Area = length x width = 16 x 6 = 96 sq meters.
Q24. Calculate the perimeter of a rectangle having a length of 17 cm and a width of 4 cm.
Answer: D. 42 cm
Explanation: Perimeter = 2 * (length + width) = 2 * (17 + 4) = 42 cm.
Q25. Find the area of a rectangular field with length 18 meters and width 5 meters.
Answer: A. 90 sq meters
Explanation: Area = length x width = 18 x 5 = 90 sq meters.
Q26. The ages of A and B are in the ratio 4:5. If A's age is 20 years, what is B's age?
Answer: C. 25
Explanation: B's age is (5 / 4) * A's age = (5 / 4) * 20 = 25.
Q27. The ages of A and B are in the ratio 4:5. If A's age is 12 years, what is B's age?
Answer: C. 15
Explanation: B's age is (5 / 4) * A's age = (5 / 4) * 12 = 15.
Q28. The ages of A and B are in the ratio 4:5. If A's age is 20 years, what is B's age? (Set 145)
Answer: C. 25
Explanation: B's age is (5 / 4) * A's age = (5 / 4) * 20 = 25.
Q29. The ages of A and B are in the ratio 4:5. If A's age is 12 years, what is B's age? (Set 146)
Answer: D. 15
Explanation: B's age is (5 / 4) * A's age = (5 / 4) * 12 = 15.
Q30. Find the simple interest earned on $2400 at an interest rate of 8% per annum for 3 years.
Answer: C. 576
Explanation: SI = (P * R * T) / 100 = (2400 * 8 * 3) / 100 = 576.
Q31. A can finish a task in 10 days, and B can finish it in 15 days. How many days will they take if they work together?
Answer: A. 6 days
Explanation: Time taken together = (A * B) / (A + B) = (10 * 15) / 25 = 6 days.
Q32. A car travels at a constant speed of 60 km/h. How much distance does it cover in 2 hours?
Answer: A. 120 km
Explanation: Distance = speed x time = 60 x 2 = 120 km.
Q33. A can finish a task in 10 days, and B can finish it in 15 days. How many days will they take if they work together? (Set 173)
Answer: D. 6 days
Explanation: Time taken together = (A * B) / (A + B) = (10 * 15) / 25 = 6 days.
Q34. A car travels at a constant speed of 90 km/h. How much distance does it cover in 2 hours?
Answer: C. 180 km
Explanation: Distance = speed x time = 90 x 2 = 180 km.
Q35. A car travels at a constant speed of 100 km/h. How much distance does it cover in 2 hours?
Answer: A. 200 km
Explanation: Distance = speed x time = 100 x 2 = 200 km.
Q36. Find the median value of the following sorted dataset: 11, 16, 19, 23, 31.
Answer: A. 19
Explanation: The median is the middle score in a sorted list: 19.
Q37. What is the probability of rolling an odd number (1, 3, or 5) on a fair six-sided die?
Answer: D. 1/2
Explanation: There are 3 odd numbers out of 6 possible outcomes, so 3/6 = 1/2.
Mathematics: Hard Questions
Challenging questions for confident players.
Q38. How many sides does a decagon have?
Answer: C. 10
Explanation: The prefix deca means ten, so a decagon is a polygon with ten sides and ten angles.
Q39. Is -5 an integer?
Answer: A. Yes
Explanation: Integers are whole numbers that can be positive, negative or zero, so -5 is an integer.
Q40. The value of ฯ (pi) is equal to:
Answer: B. 3.14 (or 22/7)
Explanation: Pi is the ratio of a circle's circumference to its diameter. Its value is approximately 3.14, and 22/7 is a common fraction used for it.
Q41. 9 ร 7 is equal to:
Answer: B. 63
Explanation: Nine sevens are sixty-three. You can check it as ten sevens, which is 70, minus one seven.
Q42. Is a triangle a two-dimensional or three-dimensional shape?
Answer: B. Two-dimensional
Explanation: A triangle is a flat shape with only length and width, so it is two-dimensional.
Q43. An equilateral triangle has two of its sides equal. True or False?
Answer: B. False
Explanation: An equilateral triangle has all three sides equal. A triangle with exactly two equal sides is called isosceles.
Q44. 10 is a natural number. True or False?
Answer: A. True
Explanation: Natural numbers are the counting numbers 1, 2, 3 and so on, so 10 is a natural number.
Q45. -10 is a whole number. True or False?
Answer: B. False
Explanation: Whole numbers are 0, 1, 2, 3 and so on. They do not include negative numbers, so -10 is not a whole number.
Q46. What is the largest 4-digit number?
Answer: C. 9999
Explanation: The largest 4-digit number is 9999. Adding one more gives 10,000, which has five digits.
Q47. What is the smallest 4-digit number?
Answer: C. 1000
Explanation: The smallest 4-digit number is 1000, which comes immediately after 999.
Q48. The square of 8 is equal to:
Answer: C. 64
Explanation: Squaring a number means multiplying it by itself, and 8 times 8 is 64.
Q49. The square root of 5 is approximately:
Answer: A. 2.23
Explanation: The square root of 5 is about 2.236, because 2.236 multiplied by itself is very close to 5.
Q50. 3 is a perfect square. True or False?
Answer: B. False
Explanation: A perfect square is the square of a whole number, such as 1, 4 or 9. Three lies between 1 and 4, so it is not one.
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