All Free Analytical and Logical Reasoning MCQs with Answers
Every Analytical and Logical Reasoning question in the bank, across all chapters, each with the correct answer and a written explanation. Free and unlimited, with no account needed.
2,989 questions · page 137 of 150
- A. 8
- B. 27
- C. 64
- D. 100
Explanation: 8 is 2 cubed, 27 is 3 cubed, and 64 is 4 cubed. 100 is not a perfect cube.
Correct answer: 100- A. Monday
- B. Tuesday
- C. Friday
- D. January
Explanation: Monday, Tuesday and Friday are days of the week. January is the name of a month, so it is the odd one out.
Correct answer: January- A. EARTH
- B. HEART
- C. HATER
- D. HOUSE
Explanation: EARTH, HEART and HATER all use the letters A, E, H, R and T. HOUSE uses a different set of letters.
Correct answer: HOUSE- A. 6
- B. 15
- C. 28
- D. 36
Explanation: 6, 15 and 28 are the 3rd, 5th and 7th triangular numbers. 36 is the 8th triangular number, so its position is even.
Correct answer: 36- A. 8
- B. 27
- C. 64
- D. 125
Explanation: 8, 27 and 125 are 2 cubed, 3 cubed and 5 cubed, and all three roots are prime. 64 is 4 cubed, but 4 is not prime.
Correct answer: 64- A. 6
- B. 20
- C. 42
- D. 54
Explanation: 6 equals 2 times 3, 20 equals 4 times 5, and 42 equals 6 times 7. 54 cannot be formed from consecutive integers in this way.
Correct answer: 542727. Three numbers are prime, and their digits remain prime when reversed. Which number is different?
- A. 13
- B. 17
- C. 31
- D. 27
Explanation: 13 and 31 are prime reversals of each other, while 17 reverses to 71, also prime. 27 is not prime, and its reversal 72 is not prime either.
Correct answer: 27- A. 6
- B. 15
- C. 28
- D. 36
Explanation: The numbers 6, 15 and 28 are triangular numbers at positions 3, 5 and 7. Although 36 is also triangular, it is at position 8, which is even.
Correct answer: 36- A. Sparrow
- B. Eagle
- C. Pigeon
- D. Rabbit
Explanation: Sparrow, eagle, and pigeon are all birds. Rabbit is a mammal, so it is the only animal in a different group.
Correct answer: Rabbit- A. 18
- B. 42
- C. 76
- D. 55
Explanation: 18, 42, and 76 are even numbers because they are divisible by 2. 55 is odd, so it is the odd one out.
Correct answer: 55- A. 16
- B. 25
- C. 49
- D. 50
Explanation: 16 is 4 squared, 25 is 5 squared, and 49 is 7 squared. 50 is not the square of a whole number.
Correct answer: 50- A. Level
- B. Radar
- C. Civic
- D. Table
Explanation: Level, radar, and civic remain unchanged when their letters are reversed. Table does not have this palindrome property.
Correct answer: Table- A. 18
- B. 27
- C. 45
- D. 52
Explanation: The digit sums of 18, 27, and 45 are all 9. The digits of 52 add up to 7, so it does not fit.
Correct answer: 52- A. 10
- B. 14
- C. 21
- D. 25
Explanation: 10, 14, and 21 each have four positive factors. The factors of 25 are only 1, 5, and 25, giving it three factors.
Correct answer: 25- A. 6
- B. 15
- C. 35
- D. 21
Explanation: 6 equals 2 times 3, 15 equals 3 times 5, and 35 equals 5 times 7. Although 21 is a product of primes, 3 and 7 are not consecutive primes.
Correct answer: 21- A. 12
- B. 18
- C. 20
- D. 27
Explanation: The numbers 12, 18, and 20 each have exactly six positive factors. The factors of 27 are 1, 3, 9, and 27, so it has only four.
Correct answer: 27- A. 6
- B. 28
- C. 496
- D. 12
Explanation: A perfect number equals the sum of its proper positive factors. 6, 28, and 496 have this property, while 12 does not.
Correct answer: 12- A. 3
- B. 5
- C. 11
- D. 13
Explanation: 3 is the second prime, 5 is the third, and 11 is the fifth, so each has a prime position. 13 is the sixth prime, and 6 is not prime.
Correct answer: 13- A. Rain
- B. Fog
- C. Wind
- D. Pencil
Explanation: Rain, fog and wind are all types of weather. Pencil is an object, not a weather condition.
Correct answer: Pencil- A. Violin
- B. Flute
- C. Trumpet
- D. Leopard
Explanation: Violin, flute and trumpet are musical instruments. Leopard is an animal, so it is the odd one out.
Correct answer: Leopard