CAT 2025 Slot 3 QA Answer Key: Memory-Based Questions & Detailed Analysis

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Update on 1 Dec, 2025, 04:49 PM IST

The CAT 2025 Slot 3 QA answer key provides candidates with a reliable way to estimate scores, analyze accuracy, and understand the difficulty level of the Quantitative Ability section. Slot 3 was conducted on November 30, 2025 from 4:30 PM to 6:30 PM, featuring 22 questions from Arithmetic, Algebra, Geometry, and Number Systems. Since the official answer key is released later, the memory-based key helps students quickly evaluate their performance and predict percentile trends. This detailed breakdown includes CAT 2025 QA solutions, question-type distribution, difficulty insights, and steps to raise objections once the provisional key becomes available on the official portal.

 

Table of Contents

  1. CAT 2025 Slot 3 QA Answer Key (Memory-Based Overview)
  2. CAT 2025 Slot 3 QA Questions & Solutions
  3. CAT 2025 Slot 3 Section-wise Difficulty Level Analysis
  4. How to Raise Objections to the CAT 2025 Answer Key
  5. Wrapping Up

 

CAT 2025 Slot 3 QA Answer Key (Memory-Based Overview)

Before reviewing the detailed solutions, candidates should understand the structure and weightage of the Slot 3 QA section. The section included a mix of MCQs and TITA questions, covering Arithmetic ratios, averages, quadratic functions, perfect squares, GP terms, interest rates, and geometry-based tangent problems. The memory-based answer key allows students to compare their responses and determine expected marks using CAT’s official marking scheme: +3 for correct answers, −1 for MCQs, and 0 for TITA questions.

 

Also Check: CAT 2025 Cut-Off Prediction: How Slot 3 May Influence Percentiles

 

CAT 2025 Slot 3 QA Questions & Solutions

CAT 2025 Slot 3 Quantitative Aptitude featured a mix of arithmetic, algebra, geometry, and number system questions. The section tested speed, logic, and conceptual clarity through moderate-level problem-solving. Below is the complete list of CAT 2025 Slot 3 QA questions with their correct answers, presented in a clear table format for quick revision.

Q.No.

Question (Short Description)

Answer

1

Ratio of P and R after given distribution

1 : 2

2

Smallest 3-digit number (non-zero digits, no perfect square digit, exactly 1 prime digit) – number of factors

16

3

Angle ∠APB when ∠AOB = 50° (tangents)

115°

4

Max value of (2m – 3) given (2m + n) + (2n + m) = 27

15

5

Sum of digits of 625⁶⁵ × 128³⁶

35

6

Rate of interest when 1000 repaid as 530 (Yr 1) and 594 (Yr 2)

10%

7

First number in series (given averages)

70

8

Perfect square factors of N = 2³ × 3⁷ × 5⁷ × 7⁹ × 10! that are multiples of 420

600

9

Value of k if minimum of x² – kx + 12 is 3

8

10

Common chord length: Two circles radius 6, distance 8

6√2 cm

11

Cost price of item (profit conditions)

250

12

Range of x:

2x – 7

13

Initial quantity of mixture (5:2 → 5:4 after replacement)

56 L

Also Check: CAT 2025 Slot 1 Answer Key & Question Paper Analysis: VARC, DILR, Quant Section Insights

 

CAT 2025 Slot 3 Section-wise Difficulty Level Analysis

CAT 2025 Slot 3 had 68 questions across VARC, DILR, and QA. VARC was moderate, DILR ranged from medium to difficult, and QA was overall moderate. The table below shows section-wise difficulty levels and key highlights for each section.

Section

Level of Difficulty

Key Highlights

VARC (Verbal Ability & RC)

Moderate

RC: 16 questions (1 easy, 2 medium, 1 difficult); VA: 8 questions (Paragraph Completion, Summary, Odd Sentences, Jumbled Paragraphs)

DILR (Data Interpretation & Logical Reasoning)

Moderate to Difficult

5 sets: 2 sets of 5 questions, 3 sets of 4 questions; mix of DI & LR, including circular arrangement, currency exchange, trade balance

QA (Quantitative Ability)

Moderate

Arithmetic (7), Algebra (4), Modern Math (4), Geometry (3), Numbers (4); TITA = 8, MCQ = 14

 

How to Raise Objections to the CAT 2025 Answer Key

Before submitting objections, candidates must carefully check the provisional key and verify the question ID, correct option, and solution steps. The objection procedure includes:

  1. Logging in to the official portal during the objection window.
  2. Opening the Objection Management tab.
  3. Selecting the question and entering the justification with valid proof.
  4. Paying the objection fee of approximately INR 1,200 per question.
  5. Submit the challenge before the deadline.

Only objections submitted through the portal are reviewed. If the challenge is accepted, the fee may be refunded. The final answer key and results are released after all objections are evaluated.

 

Wrapping Up

The CAT 2025 Slot 3 QA answer key helps students check their answers and understand how they performed in the exam. By using the memory-based solutions, students can estimate their marks and know which topics were easy or tough before the official key is released.

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