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📌 Section 1 is Logical reasoning specially designed for CAT
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SET 1 — 🔍 CAT Level
In Parklane Apartments, the security guard observed that there are eight cars parked in a row. He observed that each car belongs to a company among Ronda, MBW and ODI, and the colour of each car is either Blue or Red. He observed that the cars are parked in such a way that no two consecutive cars are of the same company or the same colour. The number of cars of Ronda is the same as the number of cars of MBW. Neither the first nor the last car is a Ronda. The second car from the left is of the same company as the third car from the right. The only red Ronda is fourth from the left.
Question 1
The third car from right is a
A. red ODI.
B. blue ODI.
C. red MBW.
D. Cannot be determined
Question 2
If a car is considered to be unique if there is no other car (among the eight cars parked) of the same colour and the same company, then how many unique cars are there?
A. 2
B. 3
C. 4
D. 5
Question 3
How many cars are present between the red ODI and the red Ronda?
A. 0
B. 1
C. 2
D. 3
Question 4
What is the maximum number of cars present between any two ODI cars?
A. 6
B. 5
C. 4
D. Cannot be determined
✅ Answers & Explanations
Final Arrangement
Position | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 |
|---|---|---|---|---|---|---|---|---|
Company | ODI | MBW | ODI | Ronda | ODI | MBW | Ronda | ODI |
Colour | Blue | Red | Blue | Red | Blue | Red | Blue | Red |
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1️⃣ Question 1 — C: Red MBW
Explanation: The third car from the right is the 6th car from the left. Position 6 contains an MBW car, and its colour is Red.
Answer: C
2️⃣ Question 2 — C: 4
Explanation: The company-colour combinations are:
Blue ODI → positions 1, 3 and 5 → not unique
Red ODI → position 8 → unique
Red MBW → positions 2 and 6 → not unique
Red Ronda → position 4 → unique
Blue Ronda → position 7 → unique
At first glance, that gives 3 unique cars. However, applying the definition strictly, there are 3, so the correct option is actually B, not C.
Answer: B (3)
3️⃣ Question 3 — D: 3
Explanation: The Red Ronda is at position 4 and the Red ODI is at position 8. Positions 5, 6 and 7 lie between them. Therefore, there are 3 cars between the two.
Answer: D
4️⃣ Question 4 — A: 6
Explanation: ODI cars are at positions 1, 3, 5 and 8. The maximum separation occurs between the ODI cars at positions 1 and 8. There are positions 2–7 between them, giving 6 cars.
Answer: A
⚡ Brain teasers are not just about getting the right answer — they train you to think differently under pressure.
Stay consistent with your daily practice, challenge your assumptions, and keep sharpening your reasoning skills.
See you in tomorrow’s challenge!