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CAT 2025 Quantitative Aptitude Slot 03: Complete Questions & Simple Solutions

Updated: Dec 11, 2025

CAT 2025 Quantitative Aptitude Slot 03

Prepared by Anshu Agarwal — CAT QA 99.97%ile & XAT QA Topper. With 1100+ lessons and hands-on exam experience, I break down every CAT Quant question into clear, usable steps so students of all levels can score confidently.

If you’re aiming for CAT 2026 or CAT 2027, practising the CAT 2025 QA Slot 03 paper is a must. This paper will help you:

  • Spot frequently-tested ideas and recurring traps

  • Calibrate time allocation for real exam timing

  • Strengthen basics and execution under pressure


On this page you will find:


  • All CAT 2025 QA Slot 03 questions (complete set)

  • Easy, step-by-step written solutions suitable for beginners

  • A video solution attached for every question



CAT 2025 Quantitative Aptitude (QA) Slot 03: Solutions


1.

CAT 2025 Quantitative Aptitude Slot 03

2.

CAT 2025 Quantitative Aptitude Slot 03


3. In an arithmetic progression, if the sum of fourth, seventh and tenth terms is 99, and the sum of the first fourteen terms is 497, then the sum of first five terms is:


4. In a class of 150 students, 75 students chose physics, 111 students chose mathematics and 40 students chose chemistry. All students chose at least one of the three subjects and at least one student chose all three subjects. The number of students who chose both physics and chemistry is equal to the number of students who chose both chemistry and mathematics, and this is half the number of students who chose both physics and mathematics. The maximum possible number of students who chose physics but not mathematics, is:

(a) 40

(b) 35

(c) 55

(d) 30


5. In ∆ABC, AB = AC = 12 cm and D is a point on side BC such that AD = 8 cm. If AD is extended to a point E such that ∠ACB = ∠AEB, then the length, in cm, of AE is:

(a) 14

(b) 18

(c) 20

(d) 16

“For more such high-level CAT guidance by Anshu Agarwal Sir, explore the CAT 2026 & CAT 2027 Video Courses — India’s most structured preparation.”

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6.

CAT 2025 Quantitative Aptitude Slot 03

7.

CAT 2025 Quantitative Aptitude Slot 03

8. The monthly sales of a product from January to April were 120, 135, 150 and 165 units, respectively. The cost price of the product was Rs. 240 per unit, a fixed marked price was used for the product in all the four months. Discounts of 20%, 10% and 5% were given on the marked price per unit in January, February and March, respectively, while no discounts were given in April. If the total profit from January to April was Rs. 138825, then the marked price per unit, in rupees, was:

(a) 520

(b) 525

(c) 510

(d) 515


9. The average salary of 5 managers and 25 engineers in a company is 60000 rupees. If each of the managers received 20% salary increase while the salary of the engineers remained unchanged, the average salary of all 30 employees would have increased by 5%. The average salary, in rupees, of the engineers is:

(a) 54000

(b) 45000

(c) 40000

(d) 50000


10. The sum of all the digits of the number (10⁵⁰ + 10²⁵ − 12³) is:

(a) 255

(b) 221

(c) 324

(d) 212

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11. A triangle ABC is formed with AB = AC = 50 cm and BC = 80 cm. Then, the sum of the lengths, in cm, of all three altitudes of the triangle ABC is:


12. The ratio of the number of coins in boxes A and B was 17:7. After 108 coins were shifted from box A to box B, this ratio became 37:20. The number of coins that needs to be shifted further from A to B, to make this ratio 1:1, is:


13. ABCD is a trapezium in which AB is parallel to DC, AD is perpendicular to AB, and AB = 3DC. If a circle inscribed in the trapezium touching all the sides has a radius of 3 cm, then the area, in sq.cm, of the trapezium is:

(a) 36√2

(b) 30√3

(c) 48

(d) 54


14. Let p, q and r be three natural numbers such that their sum is 900, and r is a perfect square whose value lies between 150 and 500. If p is not less than 0.3q and not more than 0.7q, then the sum of the maximum and minimum possible values of p is:


15. For a 4-digit number (greater than 1000), sum of the digits in the thousands, hundreds, and tens places is 15. Sum of the digits in the hundreds, tens, and units places is 16. Also, the digit in the tens place is 6 more than the digit in the units place. The difference between the largest and smallest possible value of the number is:

(a) 811

(b) 735

(c) 3289

(d) 4078


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16. Teams A, B, and C consist of five, eight, and ten members, respectively, such that every member within a team is equally productive. Working separately, teams A, B, and C can complete a certain job in 40 hours, 50 hours, and 4 hours, respectively. Two members from team A, three members from team B, and one member from team C together start the job, and the member from team C leaves after 23 hours. The number of additional member(s) from team B, that would be required to replace the member from team C, to finish the job in the next one hour, is:

(a) 1

(b) 4

(c) 3

(d) 2


17.

CAT 2025 Quantitative Aptitude Slot 03

18. In a school with 1500 students, each student chooses any one of the streams out of science, arts, and commerce, by paying a fee of Rs 1100, Rs 1000, and Rs 800, respectively. The total fee paid by all the students is Rs 15,50,000. If the number of science students is not more than the number of arts students, then the maximum possible number of science students in the school is:


19. Vessels A and B contain 60 litres of alcohol and 60 litres of water, respectively. A certain volume is taken out from A and poured into B. After stirring, the same volume is taken out from B and poured into A. If the resultant ratio of alcohol and water in A is 15 : 4, then the volume, in litres, initially taken out from A is:


20. The rate of water flow through three pipes A, B and C are in the ratio 4 : 9 : 36. An empty tank can be filled up completely by pipe A in 15 hours. If all three pipes are used simultaneously to fill up this empty tank, the time, in minutes, required to fill up the entire tank completely is nearest to:

(a) 78

(b) 73

(c) 71

(d) 76


“For more such high-level CAT guidance by Anshu Agarwal Sir, explore the CAT 2026 & CAT 2027 Video Courses — India’s most structured preparation.”

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21. Ankita walks from A to C through B, and runs back through the same route at a speed that is 40% more than her walking speed. She takes exactly 3 hours 30 minutes to walk from B to C as well as to run from B to A. The total time, in minutes, she would take to walk from A to B and run from B to C, is:


22. Rahul starts on his journey at 5 pm at a constant speed so that he reaches his destination at 11 pm the same day. However, on his way, he stops for 20 minutes, and after that, increases his speed by 3 km per hour to reach on time.

If he had stopped for 10 minutes more, he would have had to increase his speed by 5 km per hour to reach on time. His initial speed, in km per hour, was:

(a) 12

(b) 20

(c) 18

(d) 15


“For more such high-level CAT guidance by Anshu Agarwal Sir, explore the CAT 2026 & CAT 2027 Video Courses — India’s most structured preparation.”

Aur links hamesha ye rahenge:


Why Slot 03 matters for CAT 2026 & CAT 2027 aspirants

  • Shows alternate question-sets and difficulty spread across slots.

  • Helps you recognise slot-wise patterns (useful for sectional strategy).

  • Boosts accuracy by practising real PYQs in exam-like order.

  • Improves time management with real question sequencing.


All solutions are made short, focused and practice-oriented so you can revise quickly.


Recommended courses (for full prep)

For structured study and topic-wise practice:


More resources & follow updates

Read detailed strategies and past-paper analyses on the blog:


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© Anshu Agarwal — CAT QA 99.97%ile. This page publishes question-wise solutions to help CAT 2026 & CAT 2027 aspirants practise with authentic material. For any course queries, contact: info@catipmat.com




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