Odd One Out MCQs set 2 for FIA Constable Driver (BS-05) math iq — 20 solved questions.
Q1. Identify the odd one out: A) Rectangle, B) Square, C) Triangle, D) Circle
Answer: Triangle
Explanation: All shapes except Triangle are quadrilaterals or circular, Triangle is a polygon with 3 sides.
Q2. Identify the odd: A) 1 / 2, B) 2 / 4, C) 3 / 6, D) 3 / 4
Answer: 3 / 4
Explanation: Fractions A, B, and C simplify to 1/2, D simplifies to 3/4, different from others.
Q3. Odd one: A) Firefox, B) Chrome, C) Safari, D) Photoshop
Answer: Photoshop
Explanation: Firefox, Chrome, and Safari are web browsers, Photoshop is a graphics editing software.
Q4. Odd: A) 12, B) 24, C) 36, D) 50
Answer: 50
Explanation: Numbers A, B, and C are multiples of 12, D is not.
Q5. Identify odd: A) Monday, B) Tuesday, C) Wednesday, D) January
Answer: January
Explanation: Monday, Tuesday, and Wednesday are days of the week, January is a month.
Q6. Odd one: A) ∫x dx, B) ∫x² dx, C) ∫sin(x) dx, D) 2 + 2
Answer: 2 + 2
Explanation: Options A, B, and C are integrals, D is a simple arithmetic operation.
Q7. Identify odd: A) Pen, B) Pencil, C) Eraser, D) Chair
Answer: Chair
Explanation: Pen, Pencil, and Eraser are stationery items, Chair is a piece of furniture.
Q8. Odd: A) 5, B) 7, C) 11, D) 9
Answer: 9
Explanation: Numbers A, B, and C are prime, D is composite (3 * 3).
Q9. Odd one out: A) Car, B) Bus, C) Train, D) Bicycle
Answer: Bicycle
Explanation: Car, Bus, and Train are motorized vehicles, Bicycle is human-powered. NET aptitude items reward fast recognition of the underlying pattern.
Q10. Identify the odd: A) Book, B) Magazine, C) Journal, D) Chair
Answer: Chair
Explanation: Book, Magazine, and Journal are reading materials, Chair is furniture. NET aptitude items reward fast recognition of the underlying pattern.
Q11. Odd: A) √4, B) √9, C) √16, D) √3
Answer: √3
Explanation: √4, √9, and √16 are integers, √3 is an irrational number. NET aptitude items reward fast recognition of the underlying pattern.
Q12. Odd one: A) Red, B) Blue, C) Green, D) Square
Answer: Square
Explanation: Red, Blue, and Green are colors, Square is a shape. NET aptitude items reward fast recognition of the underlying pattern.
Q13. Odd: A) 10, B) 20, C) 30, D) 23
Answer: 23
Explanation: Numbers A, B, and C are multiples of 10, D is not.
Q14. Odd one: A) Python, B) Java, C) C++, D) HTML
Answer: HTML
Explanation: Python, Java, and C++ are programming languages, HTML is a markup language.
Q15. Identify odd: A) 3 * 4, B) 6 * 2, C) 2 * 6, D) 5 + 7
Answer: 5 + 7
Explanation: A, B, and C are multiplication operations equaling 12, D is addition.
Q16. Odd: A) Football, B) Basketball, C) Tennis, D) Piano
Answer: Piano
Explanation: Football, Basketball, and Tennis are sports, Piano is a musical instrument. NET aptitude items reward fast recognition of the underlying pattern.
Q17. Odd one out: A) π, B) e, C) √2, D) 4
Answer: 4
Explanation: π, e, and √2 are irrational numbers, 4 is a rational number.
Q18. Identify the odd one out: A) Football, B) Basketball, C) Tennis, D) Cricket
Answer: Tennis
Explanation: All are team sports except Tennis, which is typically an individual sport or doubles.
Q19. Find the odd one out: A) 1 / 2, B) 2 / 4, C) 3 / 6, D) 3 / 5
Answer: 3 / 5
Explanation: All fractions except 3 / 5 simplify to 1 / 2. NET aptitude items reward fast recognition of the underlying pattern.
Q20. Identify the odd one out: A) Red, B) Blue, C) Green, D) Black
Answer: Black
Explanation: Red, Blue, and Green are primary or secondary colors, while Black is not a color of the visible spectrum.