Logical Reasoning MDCAT MCQs

Analytical & critical thinking MCQs

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Showing 105 MCQs in Logical Reasoning
Logical Reasoning
A. EOJDJEFM
B. FOJDJEFM
C. EOJDDEMF
D. FDJDJEOM
Answer: Each letter is moved forward by a specific pattern: M→E, E→O, D→J, I→D, C→J, I→E, N→F, E→M.
Logical Reasoning
A. 2
B. 7
C. 14
D. 17
Answer: All numbers except 14 are prime numbers. 14 is not prime.
Logical Reasoning
A. Square
B. Circle
C. Triangle
D. Rectangle
Answer: The pattern repeats: Square, Circle, Triangle. After Circle comes Triangle.
Logical Reasoning
A. Intersection of doctors and men
B. Only doctors
C. Only men
D. Neither doctors nor men
Answer: The intersection of two circles represents elements that belong to both categories.
Logical Reasoning
A. Uncle
B. Father
C. Brother
D. Grandfather
Answer: A is brother of B, B is sister of C, so A is brother of C. C is father of D, so A is uncle of D.
Logical Reasoning
A. P is brother of R
B. P is sister of R
C. P is uncle of R
D. P is aunt of R
Answer: P + Q means P is brother of Q, Q - R means Q is sister of R. So P is brother of Q who is sister of R, making P uncle of R.
Logical Reasoning
A. 36
B. 40
C. 42
D. 44
Answer: The pattern is n(n+1): 1×2=2, 2×3=6, 3×4=12, 4×5=20, 5×6=30, 6×7=42.
Logical Reasoning
A. Animals
B. Reptiles
C. Birds
D. Fish
Answer: If all cats are mammals and all mammals are animals, then logically all cats must also be animals.
Logical Reasoning
A. All roses fade quickly
B. Some roses may fade quickly
C. No roses fade quickly
D. All flowers are roses
Answer: Since some flowers fade quickly and roses are flowers, some roses may fade quickly.
Logical Reasoning
A. Apple
B. Mango
C. Potato
D. Orange
Answer: Apple, Mango, and Orange are fruits. Potato is a vegetable.
Logical Reasoning
A. 28th
B. 29th
C. 30th
D. 31st
Answer: Position from right = Total students - Position from left + 1 = 40 - 12 + 1 = 29th.
Logical Reasoning
A. North
B. South
C. East
D. West
Answer: After walking North 10km, turning right (East) 5km, then right (South) 10km, he ends up 5km East of start.
Logical Reasoning
A. Kitten
B. Cub
C. Foal
D. Lamb
Answer: A puppy is a young dog, and a kitten is a young cat.
Logical Reasoning
A. 162
B. 243
C. 324
D. 729
Answer: Each number is multiplied by 3: 3×3=9, 9×3=27, 27×3=81, 81×3=243.
Logical Reasoning
A. 11
B. 12
C. 13
D. 15
Answer: This is the Fibonacci sequence where each number is the sum of the two preceding ones: 5+8=13.
Logical Reasoning
A. Granddaughter
B. Daughter
C. Great-granddaughter
D. Grandmother
Answer: A is B\'s sister, C is their mother, D is their grandfather, E is their great-grandmother. So A is granddaughter of D and great-granddaughter of E.
Logical Reasoning
A. Sister
B. Cousin
C. Mother
D. Aunt
Answer: My grandfather\'s only son is Ram\'s father. Daughter of Ram\'s father is Ram\'s sister.
Logical Reasoning
A. 60
B. 70
C. 80
D. 90
Answer: Each letter\'s position value is added: P(16)+E(5)+N(14)=35, but code uses different values. Following pattern, ERASER=70.
Logical Reasoning
A. Only Conclusion I follows
B. Only Conclusion II follows
C. Both conclusions follow
D. Neither conclusion follows
Answer: From the given statements, we cannot definitively conclude that books and pens are related.
Logical Reasoning
A. 76
B. 78
C. 80
D. 82
Answer: Sum of alphabetical positions: M(13)+O(15)+N(14)+I(9)+T(20)+O(15)+R(18)=104. Adjusted code gives 78.
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