100 Question Answers on General Intelligence and Reasoning for Competetive Exam

100 General Intelligence and Reasoning Questions

Explore a comprehensive collection of 100 General Intelligence and Reasoning Questions covering logic puzzles, numerical reasoning, pattern recognition, and critical thinking. Perfect for honing problem-solving skills, these questions span topics like algebra, probability, and mathematical sequences, offering challenges for all levels.

Logic Puzzles

1. What is the next number in the series: 5, 10, 15, 20, ?
   • Answer: 25 (The pattern is adding 5 each time.)
2. If you rearrange the letters of “DEBIT CARD,” you can get a different phrase. What is it?
   • Answer: “BAD CREDIT.”
3. A man is 4 times as old as his son. In 20 years, he will be 3 times as old as his son. How old is the man now?
   • Answer: 40 years old. (Let the son’s age be x. Then the man’s age is 4x. In 20 years, the man will be 4x + 20 and the son will be x + 20. The equation 4x + 20 = 3(x + 20) solves to x = 20, so the man is 40.)
4. If a clock shows 9:00 AM, what is the angle between the hour and minute hands?
   • Answer: 270 degrees (The hour hand is at 9, and the minute hand is at 12, making a 3/4 turn of the clock.)
5. In a code language, if “CAT” is written as “DBU,” how is “DOG” written?
   • Answer: “EPH” (Each letter is shifted by one position in the alphabet.)
6. What is the next letter in the series: A, C, F, J, O, ?
   • Answer: U (The pattern is adding consecutive numbers: A + 2 = C, C + 3 = F, F + 4 = J, J + 5 = O, O + 6 = U.)
7. A train leaves at 6:00 PM and arrives at 10:00 PM. How long is the journey?
   • Answer: 4 hours.
8. If some cats are dogs and all dogs are animals, can it be concluded that some cats are animals?
   • Answer: Yes.
9. Find the missing number in the sequence: 2, 6, 12, 20, ?
   • Answer: 30 (The pattern is adding consecutive even numbers.)
10. If you have a basket with 3 apples and you take away 2, how many apples do you have?
    • Answer: 2 apples (You took away 2 apples, so you have them.)

Numerical Reasoning

11. What is 25% of 80?
    • Answer: 20.
12. If a jacket is priced at $120 and is on sale for 30% off, what is the sale price?
    • Answer: $84 (30% of $120 is $36, so $120 – $36 = $84.)
13. Solve for x: 5x + 7 = 27
    • Answer: x = 4.
14. If you buy 3 items at $15 each, how much will it cost?
    • Answer: $45 (3 × $15.)
15. What is the value of 9 squared?
    • Answer: 81.
16. A product costs $120 and is increased by 10%. What is the new price?
    • Answer: $132 (10% of $120 is $12, so $120 + $12 = $132.)
17. If you have a total of $200 and spend $75, how much money do you have left?
    • Answer: $125 ($200 – $75.)
18. A car travels 240 miles in 4 hours. What is its average speed?
    • Answer: 60 mph (240 miles ÷ 4 hours.)
19. If you receive $50 and spend $12.50, what percentage of your money is left?
    • Answer: 75% (You have $37.50 left, which is 75% of $50.)
20. What is the product of 7 and 9?
    • Answer: 63.

General Knowledge and Reasoning

21. Who wrote “Pride and Prejudice”?
    • Answer: Jane Austen.
22. What is the capital of Italy?
    • Answer: Rome.
23. What is the chemical symbol for Silver?
    • Answer: Ag.
24. Which planet is known as the Red Planet?
    • Answer: Mars.
25. Who painted “Starry Night”?
    • Answer: Vincent van Gogh.
26. What is the freezing point of water in Fahrenheit?
    • Answer: 32°F.
27. Which is the largest ocean in the world?
    • Answer: Pacific Ocean.
28. What is the chemical formula for table sugar?
    • Answer: C12H22O11 (Sucrose.)
29. What is the tallest mountain in the world?
    • Answer: Mount Everest.
30. Which country is known as the Land of the Long White Cloud?
    • Answer: New Zealand.
31. How many days are in a leap year?
    • Answer: 366 days.
32. Who is known as the father of modern physics?
    • Answer: Albert Einstein.
33. What is the hardest natural substance found on Earth?
    • Answer: Diamond.
34. Which planet is known for having a ring system?
    • Answer: Saturn.
35. What is the largest desert in the world?
    • Answer: Antarctic Desert.
36. Who invented the telephone?
    • Answer: Alexander Graham Bell.
37. What language is spoken in Argentina?
    • Answer: Spanish.
38. What is the capital city of Canada?
    • Answer: Ottawa.
39. In what year did the Berlin Wall fall?
    • Answer: 1989.
40. What is the chemical symbol for potassium?
    • Answer: K.

Logical Reasoning and Patterns

41. What is the next number in the sequence: 1, 2, 4, 8, ?
    • Answer: 16 (The pattern is doubling each number.)
42. If three pencils cost $1.50, how much do twelve pencils cost?
    • Answer: $6.00 (12 ÷ 3 = 4, so $1.50 × 4.)
43. If 4 workers can complete a job in 10 days, how many days will it take 8 workers to complete the same job?
    • Answer: 5 days (Doubling the number of workers halves the time.)
44. Find the missing number in the pattern: 3, 9, 27, 81, ?
    • Answer: 243 (The pattern is multiplying by 3.)
45. If a book is 250 pages long and you have read 100 pages, what percentage of the book have you read?
    • Answer: 40% (100 ÷ 250 × 100.)
46. What is the next term in the sequence: 7, 14, 28, 56, ?
    • Answer: 112 (The pattern is doubling each number.)
47. How many sides does an octagon have?
    • Answer: Eight.
48. What is the value of 5 factorial (5!)?
    • Answer: 120 (5 × 4 × 3 × 2 × 1.)
49. If the sum of the angles in a triangle is 180 degrees, what is the sum of the angles in a quadrilateral?
    • Answer: 360 degrees (For a polygon with n sides, the sum of the interior angles is (n – 2) × 180 degrees.)
50. What is the next number in the pattern: 1, 4, 9, 16, ?
    • Answer: 25 (The pattern is squares of integers.)
51. If the price of a shirt is $50 and it is discounted by 20%, what is the new price?
    • Answer: $40 (20% of $50 is $10, so $50 – $10 = $40.)
52. What is the area of a square with a side length of 6 cm?
    • Answer: 36 cm² (6 cm × 6 cm.)
53. If you mix 1 liter of orange juice with 2 liters of water, what is the total volume?
    • Answer: 3 liters.
54. What is the cube root of 64?
    • Answer: 4.
55. If a bag contains 4 red balls, 5 blue balls, and 6 green balls, what is the probability of picking a blue ball?
    • Answer: 5/15 or 1/3.
56. What is the value of 2 + (3 × 4) – 5?
    • Answer: 9 (3 × 4 = 12, then 2 + 12 – 5.)
57. If you travel 120 miles in 2 hours, what is your speed in miles per hour?
    • Answer: 60 mph (120 miles ÷ 2 hours.)
58. If a rectangular field is 80 meters long and 40 meters wide, what is its area?
    • Answer: 3200 square meters (80 meters × 40 meters.)
59. What is the value of 7 + 6 × 2 – 3?
    • Answer: 16 (6 × 2 = 12, then 7 + 12 – 3.)
60. If a car travels 150 km in 3 hours, what is its average speed?
    • Answer: 50 km/h (150 km ÷ 3 hours.)

Patterns and Sequences

61. What is the next number in the sequence: 2, 4, 8, 16, ?
    • Answer: 32 (The pattern is doubling each number.)
62. What is the value of the expression: 3 × (4 + 5) – 6?
    • Answer: 21 (4 + 5 = 9, then 3 × 9 – 6.)
63. What is the next term in the sequence: 1, 4, 7, 10, ?
    • Answer: 13 (The pattern is adding 3 each time.)
64. If you add 12 to a number and then divide by 4, you get 7. What is the number?
    • Answer: 16 (4 × 7 – 12.)
65. What is the next number in the sequence: 5, 10, 20, 40, ?
    • Answer: 80 (The pattern is multiplying by 2.)
66. If a number is increased by 25% and then decreased by 20%, what is the overall change in percentage?
    • Answer: 0% (Increasing by 25% and then decreasing by 20% returns to the original value.)
67. What is the missing number in the sequence: 2, 6, 12, 20, ?
    • Answer: 30 (The pattern is adding consecutive even numbers.)
68. If 6 + 2 × 5 = ?
    • Answer: 16 (According to order of operations, 2 × 5 = 10, then 6 + 10.)
69. What is the 6th term in the sequence: 1, 3, 6, 10, 15, ?
    • Answer: 21 (The pattern is adding consecutive integers: 1 + 2 = 3, 3 + 3 = 6, 6 + 4 = 10, 10 + 5 = 15, 15 + 6 = 21.)
70. What is the sum of the first 5 prime numbers?
    • Answer: 28 (2 + 3 + 5 + 7 + 11.)
71. If a square’s area is 49 square units, what is the length of each side?
    • Answer: 7 units (The square root of 49.)
72. What is the 4th term in the sequence: 1, 4, 9, 16, ?
    • Answer: 25 (The pattern is squares of integers.)
73. What is the next term in the pattern: 1, 3, 6, 10, 15, ?
    • Answer: 21 (The pattern is adding consecutive integers.)
74. If a person walks 5 miles in 1 hour, how far can they walk in 3 hours at the same pace?
    • Answer: 15 miles (5 miles × 3.)
75. What is the next number in the sequence: 2, 4, 8, 16, 32, ?
    • Answer: 64 (The pattern is doubling each number.)
76. What is the sum of the first 10 odd numbers?
    • Answer: 100 (The sum of the first n odd numbers is n², so 10².)
77. If a shirt costs $40 and is marked down by 25%, what is the sale price?
    • Answer: $30 (25% of $40 is $10, so $40 – $10 = $30.)
78. What is the value of (5 + 3) × 2?
    • Answer: 16 (According to order of operations: 5 + 3 = 8, then 8 × 2.)
79. What is the next term in the sequence: 1, 2, 4, 7, 11, ?
    • Answer: 16 (The pattern is adding consecutive integers: 1 + 1 = 2, 2 + 2 = 4, 4 + 3 = 7, 7 + 4 = 11, 11 + 5 = 16.)
80. If the difference between two numbers is 8 and their sum is 20, what are the numbers?
    • Answer: 12 and 8 (x – y = 8 and x + y = 20.)

Critical Thinking

81. If all squares are rectangles and all rectangles are shapes, can it be concluded that all squares are shapes?
    • Answer: Yes.
82. What is the smallest number that is divisible by 2, 3, and 5?
    • Answer: 30 (Least common multiple of 2, 3, and 5.)
83. If a man earns $300 in 5 days, how much will he earn in 30 days at the same rate?
    • Answer: $1800 (300 ÷ 5 × 30.)
84. If 5 apples cost $3, how much do 20 apples cost?
    • Answer: $12 (20 ÷ 5 × $3.)
85. What is the total number of degrees in a hexagon?
    • Answer: 720 degrees (For an n-sided polygon, the sum of the interior angles is (n – 2) × 180 degrees.)
86. What is the average of the numbers 5, 15, 25, 35, and 45?
    • Answer: 25 (Sum is 125, divided by 5.)
87. If you double a number and then subtract 4, you get 12. What is the number?
    • Answer: 8 (2x – 4 = 12, x = 8.)
88. What is the sum of all the angles in a pentagon?
    • Answer: 540 degrees ((5 – 2) × 180.)
89. If 8 workers can build a wall in 6 days, how many days will it take 4 workers to build the same wall?
    • Answer: 12 days (Doubling the number of workers doubles the time.)
90. What is the value of 4 × (7 + 3) – 5?
    • Answer: 35 (7 + 3 = 10, then 4 × 10 – 5.)
91. If you buy 3 books at $15 each and 2 notebooks at $5 each, what is the total cost?
    • Answer: $55 (3 × $15 + 2 × $5.)
92. If you multiply a number by 9 and then subtract 7, the result is 50. What is the number?
    • Answer: 7 (9x – 7 = 50, x = 7.)
93. How many weeks are there in 90 days?
    • Answer: 12 weeks and 6 days (90 ÷ 7.)
94. If a movie starts at 2:00 PM and lasts for 2 hours and 45 minutes, what time does it end?
    • Answer: 4:45 PM.
95. What is the smallest number that is both a multiple of 4 and 6?
    • Answer: 12 (Least common multiple of 4 and 6.)
96. If a shirt costs $40 and is discounted by 15%, what is the sale price?
    • Answer: $34 (15% of $40 is $6, so $40 – $6 = $34.)
97. What is the value of (6 + 2) × (9 – 3)?
    • Answer: 48 (6 + 2 = 8 and 9 – 3 = 6, then 8 × 6.)
98. What is the product of 8 and 12?
    • Answer: 96.
99. If you have a total of $500 and spend $150, what percentage of your money is left?
    • Answer: 70% (You have $350 left, which is 70% of $500.)
100. What is the 5th term in the sequence: 1, 4, 9, 16, ?
     • Answer: 25 (The pattern is squares of integers.)