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Logical Puzzles

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1. John is 4 times as old as his son. In 20 years, he will be twice as old as his son. What is John's current age?

A) 24

B) 32

C) 36

D) 40

Answer: C) 36

Explanation: Let son's age = x, John = 4x. 4x+20 = 2(x+20) ⇒ x=9 ⇒ John=36

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2. If all bloops are razzies and all razzies are lazzies, then all bloops are definitely?

A) Lazzies

B) Razzies

C) Bloops

D) None of the above

Answer: A) Lazzies

Explanation: Syllogism logic chain.

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3. Five people are sitting in a row. A is left of B but right of C. D is right of B but left of E. Who is in the middle?

A) A

B) B

C) D

D) C

Answer: A) A

Explanation: Order: C, A, B, D, E

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4. Which number makes the equation true? (6 + 2) × 3 − 4 = ?

A) 24

B) 22

C) 20

D) 18

Answer: C) 20

Explanation: 8×3=24, 24−4=20

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5. If “APPLE” is coded as 50, and “BALL” as 27, what is the code for “DOG”?

A) 26

B) 24

C) 22

D) 20

Answer: B) 24

Explanation: D=4, O=15, G=7 → 4+15+7=26

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6. A is the father of B. But B is not the son of A. How is that possible?

A) B is adopted

B) B is A’s brother

C) B is A’s daughter

D) B is A’s cousin

Answer: C) B is A’s daughter

Explanation: Gender logic.

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7. Choose the odd one out: 2, 3, 5, 9, 11

A) 2

B) 3

C) 5

D) 9

Answer: D) 9

Explanation: All others are prime.

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8. What comes next? J, F, M, A, M, J, J, A, ?

A) S

B) O

C) N

D) D

Answer: A) S

Explanation: First letters of months.

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9. A clock shows 3:15. What is the angle between the hour and minute hands?

A) 0°

B) 7.5°

C) 15°

D) 30°

Answer: B) 7.5°

Explanation: Hour hand moves 0.5°/min.

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10. Find the next term: 1, 4, 9, 16, 25, ?

A) 36

B) 49

C) 64

D) 81

Answer: A) 36

Explanation: Perfect squares.

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11. You see a boat filled with people. It hasn’t sunk, but when you look again you don’t see a single person on the boat. Why?

A) They are hiding

B) They fell

C) They’re all married

D) Optical illusion

Answer: C) They’re all married

Explanation: Wordplay on 'single'.

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12. In a race, you pass the person in second place. What place are you in now?

A) First

B) Second

C) Third

D) None

Answer: B) Second

Explanation: You take their place.

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13. If two’s company, and three’s a crowd, what are four and five?

A) Nine

B) A group

C) Numbers

D) A crowd

Answer: A) Nine

Explanation: 4+5=9 (wordplay)

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14. Which number is missing? 4, 9, 16, ?, 36

A) 20

B) 25

C) 30

D) 32

Answer: B) 25

Explanation: Perfect squares.

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15. Find the odd one out: Apple, Banana, Tomato, Carrot

A) Apple

B) Banana

C) Tomato

D) Carrot

Answer: C) Tomato

Explanation: Tomato is a fruit.

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16. Mary has four daughters. Each of her daughters has a brother. How many children does Mary have?

A) 4

B) 5

C) 6

D) 8

Answer: B) 5

Explanation: One common brother to all.

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17. How many times can you subtract 5 from 25?

A) 5

B) 4

C) Once

D) Infinite

Answer: C) Once

Explanation: After that, it's not 25 anymore.

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18. Which word is the odd one out? Inch, Kilogram, Centimeter, Yard

A) Inch

B) Kilogram

C) Centimeter

D) Yard

Answer: B) Kilogram

Explanation: Rest are length units.

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19. A farmer had 17 sheep. All but 9 ran away. How many are left?

A) 0

B) 8

C) 9

D) 17

Answer: C) 9

Explanation: All but 9 = 9 left.

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20. If you rearrange the letters ‘CIFAIPC’, you get the name of a:

A) Country

B) Ocean

C) City

D) Continent

A) Country

Explanation: It’s an anagram.

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Number Puzzles

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1. What comes next in the series? 2, 6, 12, 20, 30, ?

A) 36

B) 40

C) 42

D) 48

Answer: C) 42

Explanation: Add successive even numbers: +2, +4, +6...

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2. Which number is missing? 3, 9, ?, 81, 243

A) 18

B) 27

C) 36

D) 54

Answer: B) 27

Explanation: Multiply each by 3.

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3. Find the missing number: 5, 11, 23, 47, ?

A) 95

B) 94

C) 97

D) 99

Answer: C) 95

Explanation: Double the previous and add 1.

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4. What comes next? 144, 121, 100, 81, ?

A) 63

B) 64

C) 66

D) 62

Answer: B) 64

Explanation: Perfect squares descending.

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5. What comes next? 1, 1, 2, 3, 5, 8, ?

A) 11

B) 12

D) 15

Answer: C) 13

Explanation: Fibonacci sequence.

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6. What is the next number in the series? 7, 14, 28, 56, ?

A) 100

B) 112

C) 120

D) 140

Answer: B) 112

Explanation: Multiply by 2.

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7. What is the missing number? 10, 20, 40, ?, 160

A) 60

B) 70

C) 80

D) 90

Answer: C) 80

Explanation: Double each number.

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8. What comes next? 81, 64, 49, 36, ?

A) 25

B) 24

C) 20

D) 22

Answer: A) 25

Explanation: Descending squares: 9², 8²...

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9. What number completes the pattern? 1, 4, 9, 16, 25, ?

A) 36

B) 30

C) 32

D) 40

Answer: A) 36

Explanation: Perfect squares.

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10. Complete the series: 100, 90, 81, 73, ?

A) 66

B) 65

C) 64

D) 70

Answer: A) 66

Explanation: Subtracting 10, 9, 8...

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11. What comes next? 3, 6, 12, 24, ?

A) 36

B) 40

C) 48

D) 60

Answer: C) 48

Explanation: Multiplying by 2.

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12. What is missing? 1, 8, 27, ?, 125

A) 56

B) 64

C) 60

D) 81

Answer: B) 64

Explanation: Perfect cubes.

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13. Find the next number: 2, 4, 7, 11, 16, ?

A) 21

B) 22

C) 23

D) 24

Answer: C) 22

Explanation: Add increasing values: +2, +3...

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14. Next number in the series: 13, 17, 19, 23, 29, ?

A) 31

B) 33

C) 35

D) 37

Answer: A) 31

Explanation: Prime numbers.

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15. What is next? 5, 10, 17, 26, ?

A) 35

B) 36

C) 37

D) 38

Answer: D) 37

Explanation: Add 5, 7, 9...

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16. Fill in the blank: 1, 2, 6, 24, ?

A) 100

B) 120

C) 150

D) 180

Answer: B) 120

Explanation: Factorials.

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17. Complete the pattern: 2, 5, 10, 17, 26, ?

A) 35

B) 37

C) 38

D) 39

Answer: B) 37

Explanation: Add increasing odd numbers.

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18. What is the next number? 1, 3, 7, 15, ?

A) 24

B) 30

C) 31

D) 32

Answer: D) 31

Explanation: Multiply and add 1.

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19. Find the next: 6, 11, 21, 36, ?

A) 52

B) 54

C) 56

D) 58

Answer: C) 56

Explanation: Add increasing numbers.

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20. Complete the sequence: 2, 3, 5, 8, 12, ?

A) 17

B) 18

C) 19

D) 20

Answer: B) 18

Explanation: Add increasing integers.

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Visual Reasoning Puzzles

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1. Which shape comes next in the pattern? ◯, ◯▲, ◯▲□, ◯▲□◇, ?

A) ◯▲□◇◼

B) ◯▲□◇◆

C) ◯▲□◇○

D) ◯▲□◇◊

Answer: A) ◯▲□◇◼

Explanation: Each step adds one new shape.

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2. In a sequence of rotating arrows: ↑, →, ↓, ←, ↑, … What is the 8th arrow?

A) →

B) ↑

C) ←

D) ↓

Answer: D) ↓

Explanation: Pattern repeats every 4 steps.

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3. Which figure completes the series: ▲, ▼, ▲, ▼, ?

A) ▲

B) ▼

C) ◯

D) ◼

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4. What shape comes next in the shrinking sequence? ◼, ◻, ◽, ◾, ?

A) ◼

B) ◻

C) ◽

D) ◾

Answer: C) ◽

Explanation: Shapes shrink and loop back.

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5. Which is the mirror image of the shape: →

A) ←

B) ↑

C) ↓

D) →

Answer: A) ←

Explanation: Mirror reverses direction.

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6. A pattern shows increasing sides: ●, ▲, ◼, ?, ?

A) Pentagon, Hexagon

B) ◯, ◯

C) ◼, ◼

D) Octagon, Nonagon

Answer: A) Pentagon, Hexagon

Explanation: Add one side each time.

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7. Which shape is missing: ▲◯◼, ◯◼▲, ◼▲◯, ?

A) ▲◯◼

B) ◯▲◼

C) ◼◯▲

D) ◼▲◯

Answer: A) ▲◯◼

Explanation: Shapes rotate position cyclically.

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8. Find the odd one: ◯, ◯, ◯, ◼

A) ◯

B) ◯

C) ◯

D) ◼

Answer: D) ◼

Explanation: One is different.

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9. What completes the sequence: ◼, ◼◼, ◼◼◼, ?

A) ◼◼◼

B) ◼◼◼◼

C) ◼

D) ◻

Answer: B) ◼◼◼◼

Explanation: Adding one more each time.

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10. Which shape is symmetric about both axes?

A) ◼

B) ▲

C) →

D) ◯

Answer: D) ◯

Explanation: Circle is fully symmetric.

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11. Which pattern fits: ◯▲◯, ◯▲▲, ◯▲◯, ?

A) ◯▲▲

B) ◯▲◯

C) ▲▲▲

D) ▲◯▲

Answer: A) ◯▲▲

Explanation: Alternates each line.

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12. Which figure is next? ◯, ◯, ◯, ◯, ?

A) ◯

B) ◻

C) ▲

D) ◼

Answer: A) ◯

Explanation: Constant repetition.

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13. Which shape has rotational symmetry?

A) ◯

B) ▲

C) →

D) ☒

Answer: A) ◯

Explanation: Circle looks same from any angle.

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14. What comes next in size pattern? ◯ (small), ◯ (medium), ◯ (large), ?

A) ◯ (very large)

B) ◯ (small)

C) ◯ (medium)

D) ◯ (large)

Answer: B) ◯ (small)

Explanation: Cycle restarts.

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15. Which is the flipped version of ▲?

A) ▼

B) ◯

C) ◼

D) ▲

Answer: A) ▼

Explanation: Flipped triangle.

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16. Which image completes the symmetry? ◼◼◼ | ?

A) ◼◼◼

B) ◼◻◼

C) ◻◼◻

D) ◼◼◻

Answer: A) ◼◼◼

Explanation: Mirror on right.

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17. Find the pattern: ▲, ◼, ◯, ▲, ◼, ?

A) ◼

B) ◯

C) ▲

D) ◻

Answer: B) ◯

Explanation: Repeats every 3.

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18. What comes next in sequence? →, ↓, ←, ↑, →, ?

A) ↓

B) ←

C) ↑

D) →

Answer: A) ↓

Explanation: Clockwise rotation.

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19. Odd one out: ▲, ◼, ◯, ☂

A) ▲

B) ◼

C) ◯

D) ☂

Answer: D) ☂

Explanation: Only one is not geometric.

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20. What is the 6th shape in repeating set: ◼, ◻, ◼, ◻, ◼, ?

A) ◻

B) ◼

C) ◯

D) ◽

Answer: A) ◻

Explanation: Alternating pattern.

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