Basic Mathematics MCQs with Answers 2026

Basic Mathematics MCQs with Answers

These 50 Basic Mathematics MCQs cover arithmetic, percentages, ratios, profit/loss, averages, algebra, and geometry. Most repeated in NTS, PPSC, FPSC, CSS, banking, and clerk tests. The bold green option ✅ is the correct answer.

Arithmetic & Number System

1. The smallest prime number is:

a) 1    b) 2 ✅    c) 3    d) 5

2. 0 is a:

a) Prime number    b) Neither prime nor composite ✅    c) Composite    d) Odd number

3. LCM of 12 and 18 is:

a) 6    b) 12    c) 36 ✅    d) 54

4. HCF of 24 and 36 is:

a) 6    b) 12 ✅    c) 18    d) 24

5. The square root of 169 is:

a) 11    b) 12    c) 13 ✅    d) 14

6. 15² = ?

a) 200    b) 215    c) 225 ✅    d) 250

7. What is 15% of 200?

a) 20    b) 25    c) 30 ✅    d) 35

8. 0.5 × 0.5 = ?

a) 0.5    b) 0.50    c) 0.25 ✅    d) 2.5

9. 1/4 + 1/4 = ?

a) 1/8    b) 1/2 (0.5) ✅    c) 1/16    d) 2/4

10. The cube root of 27 is:

a) 2    b) 3 ✅    c) 9    d) 27

11. Which is the largest: 2/3, 3/4, 4/5, 5/6?

a) 2/3    b) 3/4    c) 4/5    d) 5/6 ✅

12. If -5 + x = 10, then x = ?

a) 5    b) 10    c) 15 ✅    d) -15

13. The product of -3 and -4 is:

a) 12 ✅    b) -12    c) 7    d) -7

Percentages, Profit & Loss

14. 25% of 400 is:

a) 50    b) 75    c) 100 ✅    d) 125

15. If CP = 500 and SP = 600, profit is:

a) 10%    b) 20% ✅    c) 25%    d) 30%

16. If CP = 200 and SP = 150, loss % is:

a) 20%    b) 25% ✅    c) 30%    d) 50%

17. A shirt costs Rs.1000. After 10% discount:

a) Rs.900 ✅    b) Rs.800    c) Rs.950    d) Rs.1100

18. If a number increases from 50 to 60, % increase:

a) 10%    b) 15%    c) 20% ✅    d) 25%

19. 20% of 500 + 10% of 300 = ?

a) 120    b) 130 ✅    c) 150    d) 200

20. 30 is what percent of 150?

a) 10%    b) 15%    c) 20% ✅    d) 25%

21. If salary is Rs.40000 and tax is 5%, tax amount:

a) Rs.1000    b) Rs.2000 ✅    c) Rs.3000    d) Rs.4000

22. Buy for Rs.80, sell for Rs.100. Profit %:

a) 20%    b) 25% ✅    c) 30%    d) 15%

23. If 40% students fail out of 200, how many pass?

a) 80    b) 120 ✅    c) 160    d) 40

24. Simple Interest on Rs.5000 at 10% for 2 years:

a) 500    b) 1000 ✅    c) 1500    d) 2000

25. Compound amount of Rs.1000 at 10% for 1 year:

a) Rs.1010    b) Rs.1100 ✅    c) Rs.1200    d) Rs.1050

26. Discount of 20% on Rs.500 gives price:

a) Rs.450    b) Rs.400 ✅    c) Rs.350    d) Rs.300

Ratio, Average & Time

27. The ratio 2:4 in simplest form is:

a) 2:4    b) 1:2 ✅    c) 4:2    d) 1:4

28. Average of 10, 20, 30 is:

a) 15    b) 20 ✅    c) 25    d) 30

29. Average of 5, 10, 15, 20, 25 is:

a) 12    b) 15 ✅    c) 18    d) 20

30. If A:B = 3:5, and total is 40, then A = ?

a) 20    b) 15 ✅    c) 25    d) 10

31. A car travels 120 km in 2 hours. Speed:

a) 50 km/h    b) 60 km/h ✅    c) 70 km/h    d) 80 km/h

32. If 5 workers finish in 10 days, 10 workers finish in:

a) 20 days    b) 5 days ✅    c) 10 days    d) 15 days

33. Time = Distance ÷ ?

a) Time    b) Speed ✅    c) Distance    d) Cost

34. If ratio of boys to girls is 3:2 and total is 50:

a) Boys=30, Girls=20 ✅    b) Boys=20, Girls=30    c) Boys=25, Girls=25    d) Boys=35, Girls=15

35. The average age of 5 persons is 30. Total age:

a) 100    b) 150 ✅    c) 200    d) 250

36. Speed = 60 km/h, Time = 3 hours. Distance:

a) 120 km    b) 180 km ✅    c) 200 km    d) 150 km

37. If A does work in 6 days and B in 12 days, together:

a) 4 days ✅    b) 3 days    c) 6 days    d) 8 days

38. Ratio 15:25 simplified:

a) 15:25    b) 3:5 ✅    c) 5:3    d) 1:5

Algebra & Geometry

39. If x + 5 = 12, then x = ?

a) 5    b) 6    c) 7 ✅    d) 8

40. If 2x = 20, then x = ?

a) 5    b) 10 ✅    c) 15    d) 20

41. The area of a rectangle with length 10 and width 5:

a) 30    b) 50 ✅    c) 15    d) 100

42. Perimeter of a square with side 8 cm:

a) 16 cm    b) 24 cm    c) 32 cm ✅    d) 64 cm

43. The area of a circle with radius 7 cm (π=22/7):

a) 44 cm²    b) 154 cm² ✅    c) 308 cm²    d) 22 cm²

44. The sum of angles of a triangle is:

a) 90°    b) 180° ✅    c) 270°    d) 360°

45. The sum of angles of a quadrilateral is:

a) 180°    b) 270°    c) 360° ✅    d) 540°

46. (a+b)² = ?

a) a²+b²    b) a²+2ab+b² ✅    c) a²-2ab+b²    d) a²+ab+b²

47. If x = 3, then x³ = ?

a) 9    b) 27 ✅    c) 81    d) 243

48. The value of √(49 + 576):

a) 20    b) 25 ✅    c) 30    d) 35

49. How many sides does a hexagon have?

a) 5    b) 6 ✅    c) 7    d) 8

50. Supplementary angles add up to:

a) 90°    b) 180° ✅    c) 270°    d) 360°

51. Complementary angles add up to:

a) 90° ✅    b) 180°    c) 270°    d) 360°

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❓ Frequently Asked Questions

Are answers included?
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Can I download as PDF?
Yes — File → Print → Save as PDF. All free.
Which exams are these useful for?
NTS, PPSC, FPSC, CSS, PMS, ETEA, Educators, SPSC, KPPSC, ISSB, banking, and all competitive exams in Pakistan.

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