Logical Problems - Logical Reasoning Question and Answer
Last Updated : 17 Jun, 2025
Logical Problems in Reasoning: Logical Problems are like captivating puzzles and challenges that test your thinking skills. These Logical problem questions present complex scenarios where you need to find patterns, make logical connections, and devise, precise solutions. Logical Problems come in various forms, from math puzzles that require number skills to creative challenges where you need to think outside the box. They are a great way to improve your critical thinking, boost your brainpower, get better at solving real-life problems and become more efficient at resolving real-life issues through the application of logical reasoning.
In this article, we will provide you with a variety of logical problems and answers. We will also discuss some common strategies for solving logical problems and its explanation as well for better understanding.
Practice Quiz
Logical Problem Quiz
Solved Questions on Logical Problems
Q1: Tanya is older than Eric.
Cliff is older than Tanya.
Eric is older than Cliff.
If the first two statements are true, the third statement is
a. true
b. false
c. uncertain
Answer: b. false
Explanation: If Tanya is older than Eric, and Cliff is older than Tanya, it implies that Eric is younger than Cliff, contradicting the third statement. Therefore, the third statement is false.
Q 2: In a row of cars, Tina's car is red.
John's car is behind Tina's car.
Katie's car is in front of John's car.
If the first two statements are true, the third statement is
a. true
b. false
c. uncertain
Answer: a. true
Explanation: If Tina's car is red, and John's car is behind Tina's car, it implies that Katie's car must be in front of both Tina's and John's cars for the statements to be true. Therefore, the third statement is true.
Q3: All apples in the basket are green.
Some fruits in the basket are apples.
Therefore, some fruits in the basket are green.
If the first two statements are true, the third statement is
a. true
b. false
c. uncertain
Answer: a. true
Explanation: If all apples in the basket are green, and some fruits in the basket are apples, it logically follows that some fruits in the basket are green. Therefore, the third statement is true.
Q4: All students in the class passed the math exam.
Some students in the class failed the science exam.
Therefore, some students in the class failed at least one exam.
If the first two statements are true, the third statement is
a. true
b. false
c. uncertain
Answer: a. true
Explanation: If all students in the class passed the math exam, and some students in the class failed the science exam, it logically follows that some students in the class failed at least one exam. Therefore, the third statement is true.
Q5: John is taller than Alice.
Alice is taller than Bob.
Therefore, John is taller than Bob.
If the first two statements are true, the third statement is
a. true
b. false
c. uncertain
Answer: a. true
Explanation: If John is taller than Alice, and Alice is taller than Bob, it logically follows that John is taller than Bob. Therefore, the third statement is true.
Q6: All triangles have three sides.
This shape has three sides.
Therefore, this shape is a triangle.
If the first two statements are true, the third statement is
a. true
b. false
c. uncertain
Answer: a. true
Explanation: If all triangles have three sides, and this shape has three sides, it logically follows that this shape is a triangle. Therefore, the third statement is true.
Q7: All dogs are mammals.
Some animals in the zoo are dogs.
Therefore, some animals in the zoo are mammals.
If the first two statements are true, the third statement is
a. true
b. false
c. uncertain
Answer: a. true
Explanation: If all dogs are mammals, and some animals in the zoo are dogs, it logically follows that some animals in the zoo are mammals. Therefore, the third statement is true.
Q8: All birds have feathers.
This animal has feathers.
Therefore, this animal is a bird.
If the first two statements are true, the third statement is
a. true
b. false
c. uncertain
Answer: a. true
Explanation: If all birds have feathers, and this animal has feathers, it logically follows that this animal is a bird. Therefore, the third statement is true.
Q9: Some fruits are sweet.
All apples are fruits.
Therefore, some apples are sweet.
If the first two statements are true, the third statement is
a. true
b. false
c. uncertain
Answer: a. true
Explanation: If some fruits are sweet, and all apples are fruits, it logically follows that some apples are sweet. Therefore, the third statement is true.
Q10: All cars have wheels.
Some vehicles have wheels.
Therefore, some vehicles are cars.
If the first two statements are true, the third statement is
a. true
b. false
c. uncertain
Answer: c. uncertain
Explanation: While all cars have wheels, and some vehicles have wheels, it does not necessarily mean that some vehicles are cars. The term "vehicles" is more inclusive and can refer to various types of vehicles, not just cars. Therefore, the third statement is uncertain.
Practice Questions on Logical Problems
Here are few questions assume if the first two statements are true than the third statement is:
1. Sarah is taller than Jack.
Lucas is taller than Sarah.
Jack is taller than Lucas.
2. Ariana is more experienced than Ben.
Clara is more experienced than Ariana.
Ben is more experienced than Clara.
3. John is stronger than Peter.
Maria is stronger than John.
Peter is stronger than Maria.
4. Lily is faster than Emily.
Sophia is faster than Lily.
Emily is faster than Sophia.
5. Tom is richer than Alex.
Oliver is richer than Tom.
Alex is richer than Oliver.
6. Liam is better at tennis than Max.
Ethan is worse at tennis than Liam.
Max is better than Ethan.
7. Eve is older than Alan.
Nina is younger than Eve.
Alan is older than Nina.
8. Olivia is a better singer than Zoe.
Grace is a better singer than Olivia.
Zoe is a better singer than Grace.
9. Jacob is stronger than Lucas.
Ethan is weaker than Jacob.
Lucas is stronger than Ethan.
10. Sophie is better at coding than Maria.
Anna is better at coding than Sophie.
Maria is better at coding than Anna.
Answer Key
- False
- False
- False
- False
- False
- Uncertain
- True
- Uncertain
- True
- False
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