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PPSC Basic Mathematics Past Papers  MCQs 2023

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1. The ratio of ages of two students is 3 : 2. One is older than the other by 5 years. What is the age of the younger student?





2. If A’s salary is 25% higher than B’s salary, then how many percent is B’s salary lower than A’s?





3. 12 men can do a piece of work in 10 days. How many men would be required to do the same work in 8 days?





4. Which number increases 224 in the ratio 7:9?





5. The best way to collect data and information is _____?





6. How many two-digit numbers are divisible by 9?





7. Find the value of x when y = 5, if x varies directly as 4y − 1 and x = 14 when y = 2?





8. A positive number when decreased by 4 is equal to 21 times the reciprocal of the number. The number is?





9. 0.5 × 0.06 = ?





10. Find the farthest number from −1 on the number line:





11. If a car leaves at 21:15 on Wednesday and reaches after 5½ hours, the arrival time is?





12. The numerator of a fraction is 5 less than the denominator. If 1 is added to both, it becomes 2/3. The fraction is?





13. The sum of two numbers, if one number is two-thirds of the second, is 45. Find the smaller number.





14. An open rectangular tank (4 m × 2 m × 4.8 m) is initially three-quarters full. After adding 4000 L of water, the depth is?





15. Average weight of 10 people increased by 1.5 kg when a 45 kg person was replaced. The new person’s weight is?





16. The angles of a triangle are (x − 35), (x − 25), and (½x − 10). Find x.





17. A car travels 100 km at 60 km/h and returns at 40 km/h. Average speed for the whole journey?





18. The principal that amounts to Rs. 270.40 in 2 years at 4% p.a. compound interest is?





19. If 30 men working 9 h/day reap a field in 16 days, how many days will 36 men working 8 h/day take?





20. (892)² = ?





21. 1 kilometer is equal to how many centimeters?





22. An article depreciates at 12% p.a. for 2 years. Present value is Rs. 9680. Original price?





23. 80% of 700 = ?





24. A man walked for 1/3 hour and rode for 1/2 hour. What fraction of total time was the ride?





25. Which fraction is greater than 3/4 and less than 5/6?





26. Kilometre is a unit of distance in ____?





27. How many 1 cm³ cubes can be cut from a 10 × 12 × 15 cm block?





28. Two numbers are respectively 20% and 50% more than a third number. Their ratio is?





29. Complete the series: 7, 6, 5, 9, 3, 12, 1, 15, ____?





30. The number of prime numbers between 64 and 81 is:





31. A 20 ft × 10 ft floor uses 2 ft square tiles. First row on all sides is black. One-third of the remaining tiles are white; the rest are blue. How many blue tiles?





32. A ladder’s foot is 2.5 m from a wall; the top reaches a window 6 m high. Length of the ladder?





33. A car wheel has diameter 84 cm. Car speed is 72 km/h. Revolutions in 11 minutes?





34. Calculate 30% more than 9,000.





35. On revaluation: Stock 10,000→12,500; Building 50,000→52,500; Creditors 12,000→13,000; take unrecorded liability 2,000. Profit/Loss?





36. P = Rs 1,00,000, rate 10% compounded half-yearly. Amount after one year?





37. Bringing all parties to an agreement is termed as:





38. Verification refers to:





39. If current ratio is 2:1 and working capital is Rs 60,000, the value of current assets is?





40. The average of the data is also known as:





41. The form of business having unlimited liabilities:





42. Which of the following is commonly used in qualitative research?





43. At breakeven point:




44. Capital structure is an optimal mix of:





45. A buyer’s perception of value is a trade-off between:





46. An open rectangular tank (4 m × 2 m × 4.8 m) is three-quarters full. After adding 4,000 L, depth of water is?





47. The numerator is 5 less than the denominator. If 1 is added to both, it becomes 2/3. The fraction is?





48. What is 18% of 600?





49. Sum of the first 5 composite numbers is:





50. What is 20% as a fraction?





51. Fuel is 22 after the 4th lap and 18 after the 7th lap. How many laps are made at the end?





52. If 1/4 writing, 1/6 reading, 1/8 designing participated and mathematics had 33 participants, total participants are:





53. 6 men, 8 women, 6 children earn Rs. 950 in ratio 4:3:2. Total money earned by the children?





54. Convert the binary number 10100 to decimal.





55. A car travels at 36 km/h. Distance in 20 seconds (meters)?





56. Jason installs at least 6 and at most 8 windows per hour. Possible time (hours) to install 100 windows?





57. Find the missing number: 6, ?, 21, 33, 48.





58. Simple interest on Rs 4000 at 12.5% p.a. from 4 Feb 2005 to 18 Apr 2005 is:





59. Kriya deposits Rs. 65800 at 14% simple interest for 4 years. Amount received:





60. If a + b = −2 then (a + b)³ = ____





61. 2×2 ft tiles are needed to cover a 17×12 ft floor. How many tiles?





62. A 5 cm × 7 cm photo is enlarged in the ratio 7:5. New length and width?





63. The sum of the first 5 prime numbers is:





64. Kyle bought a $2000 bond yielding 6% simple interest per year. Total amount A after t years:





65. A circle has radius 10 cm. If a chord is 12 cm, the distance of the chord from the center is:





66. A fraction becomes 4/5 when 1 is added to numerator and denominator; subtracting 5 from each gives 1/2. The fraction is:





67. How many two-digit numbers are divisible by 11?





68. If the price of an 8 m × 3 m carpet is Rs. 6288, the price of a 12 m × 6 m carpet is:





69. Which of the following sequence entries is wrong? 140, 340, 540, 730, 940, 1140





70. 20% is equal to?





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