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 7 of 150
- A. 36
- B. 40
- C. 42
- D. 44
Explanation: The differences are 4, 6, 8 and 10, rising by two each time, so the next difference is 12 and the next term is 42.
Correct answer: 42- A. no change
- B. a 10 per cent decrease
- C. a 1 per cent increase
- D. a 1 per cent decrease
Explanation: Starting at 100, a 10 per cent rise gives 110, and a 10 per cent fall on 110 removes 11, leaving 99, so the net change is a loss of 1 per…
Correct answer: a 1 per cent decrease- A. 20 per cent
- B. 15 per cent
- C. 10 per cent
- D. 25 per cent
Explanation: Doubling means the interest earned equals the principal, so 100 per cent is earned over 5 years, which is 20 per cent each year.
Correct answer: 20 per cent- A. 10
- B. 11
- C. 12
- D. 13
Explanation: The minute hand gains a full lap on the hour hand 11 times in 12 hours, so they coincide 11 times rather than 12.
Correct answer: 11- A. 0.4
- B. 0.6
- C. 0.25
- D. 0.5
Explanation: There are 4 favourable outcomes out of 10 equally likely ones, so the probability is 4 over 10, that is 0.4.
Correct answer: 0.4126. If A can complete a task in 10 days and B in 15 days, how long will they take working together?
- A. 5 days
- B. 6 days
- C. 12.5 days
- D. 25 days
Explanation: In one day A does one tenth and B one fifteenth, and the sum is one sixth, so together they finish in 6 days.
Correct answer: 6 days- A. 10 years
- B. 15 years
- C. 20 years
- D. 12 years
Explanation: Let the son be x and the father 3x, so five years ago 3x minus 5 equals four times x minus 5, giving 3x minus 5 equals 4x minus 20 and x…
Correct answer: 15 years- A. 45
- B. 50
- C. 40
- D. 60
Explanation: Three parts correspond to 30 boys, so one part is 10 and the two parts of girls are 20, giving 50 students in total.
Correct answer: 50129. A student scores 60, 70 and 80 in three tests. What must be scored in a fourth test to average 75?
- A. 85
- B. 90
- C. 95
- D. 80
Explanation: An average of 75 over four tests needs a total of 300, and the first three sum to 210, so the fourth must be 90.
Correct answer: 90- A. Wednesday
- B. Tuesday
- C. Monday
- D. Thursday
Explanation: April has 30 days, so 1 May is 16 days after 15 April, and 16 divided by 7 leaves a remainder of 2, moving the day forward from Monday to…
Correct answer: Wednesday- A. 45 km per hour
- B. 40 km per hour
- C. 50 km per hour
- D. 35 km per hour
Explanation: The outward leg takes 2 hours and the return 1 hour, so the total is 120 km in 3 hours, giving 40 km per hour.
Correct answer: 40 km per hour- A. possibly true only
- B. invalid
- C. valid
- D. contradictory
Explanation: Two universal affirmative premises that share a middle term chain together, placing roses inside flowers and flowers inside plants.
Correct answer: valid- A. invalid
- B. valid
- C. certainly true
- D. partly true
Explanation: Both groups sit inside mammals, but nothing forces them to overlap each other, so they may be entirely separate as in fact they are.
Correct answer: invalid- A. All pens are papers
- B. Some pens are papers
- C. No pen is a paper
- D. All papers are pens
Explanation: The pens that are books must also be papers, so at least some pens are papers, while nothing is known about the rest.
Correct answer: Some pens are papers135. Statements: No student is careless. Some careless people are drivers. Which conclusion follows?
- A. All drivers are careless
- B. No driver is a student
- C. Some drivers are not students
- D. Some students are drivers
Explanation: The drivers who are careless cannot be students, since no student is careless, so at least some drivers fall outside the student group.
Correct answer: Some drivers are not students- A. Some doctors are poets
- B. No doctor is a poet
- C. All writers are doctors
- D. No definite conclusion follows
Explanation: Both premises are particular, and two particular premises can never yield a definite conclusion, because the two overlapping groups of…
Correct answer: No definite conclusion follows137. Statements: All engineers are graduates. Some graduates are unemployed. Which conclusion follows?
- A. Some engineers are unemployed
- B. No definite conclusion about engineers follows
- C. No engineer is unemployed
- D. All unemployed people are graduates
Explanation: The unemployed graduates may all lie outside the engineer group, so nothing definite follows about engineers either way.
Correct answer: No definite conclusion about engineers follows- A. an invalid conclusion
- B. inductive reasoning
- C. deductive reasoning that is valid
- D. circular reasoning
Explanation: A general rule is applied to a specific case, which is deduction, and if the premises are true the conclusion cannot be false.
Correct answer: deductive reasoning that is valid- A. Some sharks can fly
- B. Some fish are sharks only
- C. All flying things are fish
- D. No shark can fly
Explanation: Sharks lie entirely within fish, and fish are entirely excluded from the flying category, so sharks are excluded too.
Correct answer: No shark can fly- A. Some teachers are not dancers
- B. No teacher is a dancer
- C. All teachers are singers
- D. Some dancers are teachers
Explanation: The teachers who are singers cannot be dancers, which establishes that some teachers are not dancers.
Correct answer: Some teachers are not dancers