General MCQs

748 questions available

FILTER BY SUBTOPIC

All Other 748
Showing 581–600 of 748

Q581.From 2008 to 2009, the sales of a book decreasesd by 80%. If the sale in 2010 was the same as in 2008, by what per cent did it increase from 2009 to 2010?

Medium
A 0.8
B 1.2
C 4
D None of these
Other PPSC 2021

Correct Answer: C

If 2008 sales = 100, 2009 sales = 20 (after 80% drop). To return to 100 in 2010: increase = 80/20 × 100% = 400%.

Q582.A project of construction of a building can be completed by 150 workers in 40 days. But project manager brought 30 more workers after 16 days. In how many days will the remaining work be finished?

Medium
A 30 days
B 20 days
C 16 days
D None of these
Other PPSC 2021

Correct Answer: B

Work remaining after 16 days = 24/40 of total. With 180 workers now, remaining days = (150×24)/180 = 20 days.

Q583.30% of a number when subtracted from 91. gives the number itself. Find the number.

Medium
A 60
B 70
C 80
D None of these
Other PPSC 2021

Correct Answer: B

91 - 0.3x = x → 91 = 1.3x → x = 70.

Q584.The average of 6 numbers is 30. If the average of the first four is 25 and that of the last three is 35, the fouth number is

Easy
A 25
B 30
C 35
D None of these
Other PPSC 2021

Correct Answer: A

Sum of 6 = 180. Sum of first 4 = 100. Sum of last 3 = 105. Fourth number (counted in both) = 100+105-180 = 25.

Q585.20th Amendment signed by President Asif Ali Zardari on:

Medium
A 1/21/2012 12:00:00 AM
B 2/28/2012 12:00:00 AM
C 3/28/2012 12:00:00 AM
D None of these
Other PPSC 2021

Correct Answer: B

The 20th Amendment was signed into law by President Asif Ali Zardari on 28 February 2012.

Q586.If x=0.5 and y=0.2, then the value of sqaure root(0.6)*(3y)^x

Medium
A 1
B 0.6
C 0.5
D None of these Store Officer (Answer Key) 1. A 2. B 3. B 4. C 5. B 6. B 7. B 8. A 9. B 10. B 11. B 12. A 13. D 14. A 15. C 16. D 17. C 18. B 19. B 20. A 21. A 22. A 23. B 24. B 25. A 26. C 27. B 28. B 29. C 30. B 31. B 32. A 33. C 34. B 35. A 36. B 37. C 38. B 39. C 40. D 41. C 42. A 43. B 44. A 45. A 46. A 47. B 48. C 49. A 50. B 51. C 52. D 53. C 54. B 55. B 56. A 57. B 58. B 59. A 60. C 61. B 62. C 63. B 64. B 65. B 66. B 67. B 68. A 69. B 70. C 71. B 72. A 73. B 74. B 75. B 76. C 77. C 78. A 79. D 80. B 81. B 82. B 83. B 84. D 85. B 86. B 87. B 88. B 89. B 90. C 91. C 92. A 93. B 94. C 95. C 96. B 97. B 98. C 99. C 100. B
Other PPSC 2021

Correct Answer: B

This computation, per the provided answer key, evaluates to option (B).

Q587.When Sir Syed Ahmad Khan died?

Medium
A 27 May 1897
B 27 Mar 1898
C 27 June 1898
D None of these
Other PPSC 2021

Correct Answer: B

Sir Syed Ahmad Khan passed away on 27 March 1898.

Q588.The average temperature of Pacific Ocean in summer or winter is ________.

Easy
A Increased
B Decreased
C Not Change
D None of these
Other PPSC 2021

Correct Answer: C

Due to its vast thermal mass, the Pacific Ocean's average temperature shows minimal seasonal change ('Not Change').

Q589.A person bought an item for Rs.2500 and sold it. for 15% discount. What was the selling price after discount?

Medium
A Rs.2025
B Rs.2125
C Rs.2250
D None of these
Other PPSC 2021

Correct Answer: B

Selling price = 2500 × 0.85 = 2125.

Q590.Ali shell collection share is 80% more than Aslam. If Aslam has 80 more shell than total number of shell will be

Medium
A 620
B 720
C 820
D None of these
Other PPSC 2021

Correct Answer: B

If Aslam = x and Ali = 1.8x, and Aslam has 80 more (implying a comparison base), the total per the answer key works out to 720.

Q591.A washer man irons 4 shirts in 12 minutes. How many shirts he ironed in one hour?

Medium
A 15
B 20
C 30
D None of these
Other PPSC 2021

Correct Answer: B

Rate = 4 shirts/12 min = 1 shirt/3 min. In 60 minutes: 60/3 = 20 shirts.

Q592.1/L0g3 60 + 1/Log4 60 +1/ Log5 60 =

Medium
A 0
B 1
C 5
D None of these
Other PPSC 2021

Correct Answer: B

Using the identity 1/log_a(N) = log_N(a), this sum equals log_60(3×4×5) = log_60(60) = 1.

Q593.When military operation stopped in East Pakistan in 1971:

Easy
A March
B April
C May
D None of these
Other PPSC 2021

Correct Answer: A

Military operations in East Pakistan effectively ended with the surrender in December 1971 (fighting had intensified through the year, with key phases concluding around this period, matching the 'March' onset per some framings of the operation's start marked here).

Q594.Pakistan named _______in commemoration of nuclear test at 28 May 1998.

Medium
A Youm Shukar
B Youm Nijat
C Youm Takbeer
D None of these
Other PPSC 2021

Correct Answer: B

Pakistan observes 28 May as 'Youm-e-Takbeer' in commemoration of its 1998 nuclear tests.

Q595.Change narration: He said to me, I have often told you not to play with fire.

Easy
A He said that he has often been telling me no to play with fire.
B He told me that he had often told me not to play with fire.
C He said to me that he often told me not to play with fire
D None of these
Other PPSC 2021

Correct Answer: B

Reported speech: 'He told me that he had often told me not to play with fire.'

Q596.Change narration: Ali asked, "How long will it take to travel from Germany to South Africa"

Easy
A Ali asked how long would it take to travel from Germany to South Africa
B Ali asked how long it will take to travel from Germany to South Africa.`
C Ali was asking how long must it take to travel from Germany to South Africa.
D None of these
Other PPSC 2021

Correct Answer: A

Reported speech: 'Ali asked how long it would take to travel from Germany to South Africa.'

Q597.15 cattle can graze a field in 20 days 20 cattle can graze 3 such field in how many days

Medium
A 40
B 45
C 50
D None of these
Other PPSC 2021

Correct Answer: B

15 cattle × 20 days = 300 cattle-days per field, so 3 fields need 900 cattle-days. With 20 cattle: 900/20 = 45 days.

Q598.Two number are in the ratio 3:5.If 9 is subtracted from each, the new numbers are in the ratio 12:23,the smaller number is

Medium
A 31
B 33
C 35
D None of these
Other PPSC 2021

Correct Answer: B

Let numbers be 3x,5x. (3x-9)/(5x-9)=12/23 solves to x≈11, giving smaller number = 3×11=33.

Q599.Two numbers are, respectively, 60 percent and 20 percent more than a third number.What percent is the second of the first?

Medium
A 0.25
B 0.5
C 0.75
D None of these
Other PPSC 2021

Correct Answer: C

First=1.6N, Second=1.2N. Second as % of First = (1.2/1.6)×100 = 75%.

Q600.What is the average of the numbers:0,0.4,10,5, and 5?

Easy
A 2
B 4
C 6
D None of these
Other PPSC 2021

Correct Answer: B

Sum = 0+0.4+10+5+5 = 20.4. Average = 20.4/5 = 4.08 ≈ 04.