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CSAT - Prelims 2025

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CSAT - Prelims 2025 (English)

Are you preparing for the CSAT Prelims in 2025? Look no further than the CSAT - Prelims 2025 Telegram channel! This channel, with the username @csat_2023, is dedicated to providing valuable resources, study materials, tips, and tricks to help you ace the CSAT Prelims exam in 2025. Whether you are a beginner or an experienced candidate, this channel is designed to support you every step of the way. Join a community of like-minded individuals who are all working towards the same goal - success in the CSAT Prelims exam. Stay updated with the latest news and updates related to the exam, get access to mock tests, previous year question papers, and much more. Don't let the pressure of the exam get to you, join CSAT - Prelims 2025 today and set yourself up for success!

CSAT - Prelims 2025

19 Dec, 06:33


👆Ans. D
Explanation:

➡️ Here we have to select, i.e. it's a question of combination (and not permutation), as the order of the players do not matter. As the team must have at least 5 bowlers, two cases emerge:
➡️ Case I: Team has 5 bowlers and 6 batsmen. Number of ways of choosing such a team = Number of ways of choosing 5 bowlers out of 6 available and 6 batsmen out of 7 available = 6C5 × 7C6 = 6 × 7 = 42.
➡️ Case II: Team has 6 bowlers and 5 batsmen. Number of ways of choosing such a team = Number of ways of choosing 6 bowlers out of 6 available and 5 batsmen out of 7 available = 6C6 × 7C5 = 1 × 21 = 21.
➡️ Hence, total possible ways = 42 + 21 = 63.

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CSAT - Prelims 2025

16 Dec, 06:31


👆Ans. C
Explanation:

As per the question,

➡️ Ram’s salary is more than Shyam’s salary, but less than Mayank’s salary: Mayank > Ram > Shyam
➡️ Vijay’s salary is more than that of Ganesh: Vijay > Ganesh
➡️ However, Mayank’s salary is less than that of Ganesh, therefore overall order is: Vijay > Ganesh > Mayank > Ram > Shyam
➡️ Therefore, Shyam’s salary is the lowest.

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CSAT - Prelims 2025

12 Dec, 07:27


👆BPSC 68th PCS Exam
Interview Schedule has been released

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CSAT - Prelims 2025

12 Dec, 05:27


👆Ans. A
Explanation:

➡️ In the evening, the sun is in the west direction, and so the shadows are formed in the east direction.
➡️ One evening Dinesh and Bhavesh were talking to each other at a crossing keeping their backs towards each other. Bhavesh’s shadow was exactly to the left of Dinesh.
➡️ Thus, Bhavesh and Dinesh were facing North and South direction respectively.

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CSAT - Prelims 2025

11 Dec, 05:33


👆Ans. C
Explanation:

➡️ Number of Officers in ATS, n(A) = 20
➡️ Number of Officers in cyber security, n(C) = 14
➡️ Number of Officers in both ATS and cyber security = n(A ∩ C) = 8
➡️ So, Number of Officers only in ATS = 20 – 8 = 12
➡️ Number of Officers only in cyber security = 14 – 8 = 6
➡️ Hence, number of officers only in ATS or only in cyber security = 12 + 6 = 18

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CSAT - Prelims 2025

09 Dec, 10:15


👆Ans. B
Explanation:

➡️ Given that a six-digit number N is formed using the digits 0, 3, 6 and 9 only, and each of the digits is used at least once.
➡️ The number is divisible by 18. Therefore, the number has to be divisible by both 2 and 9.
➡️ Sum of the digits of the number should be divisible by 9, and the unit’s digit of the number should be either 0 or 6.
➡️ Smallest possible such number is 300096.
➡️ Therefore, the digit at the ten’s place is 9.

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CSAT - Prelims 2025

08 Dec, 11:50


👆Mains 2023 Result

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CSAT - Prelims 2025

08 Dec, 09:15


👆Ans. B
Explanation:

➡️ Given series: 905, 812, 911, 678, 351, 796
➡️ If all digits of the numbers are arranged in ascending order within the number, then we get: 059, 128, 119, 678, 135, 679
➡️ Arranging the above series in descending order, we get: 679, 678, 135, 128, 119, 059
➡️ Fourth smallest number is 135, i.e. number 351.

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CSAT - Prelims 2025

08 Dec, 09:12


👆Ans. C
Explanation:

➡️ 17 + 6 = 23
➡️ 23 + 6×2 = 23 + 12 = 35
➡️ ? = 35 + 12×2 = 35 + 24 = 59
➡️ 59 + 24×2 = 59 + 48 = 107
➡️ 107 + 48×2 = 107 + 96 = 203

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CSAT - Prelims 2025

06 Dec, 07:14


👆Ans. C
Explanation:

➡️ Mean age of the first seven students = 18
➡️ Then, sum of first seven students’ ages = 7 × 18 = 126
➡️ Mean age of last seven students = 20
➡️ Then, sum of last seven students’ ages = 7 × 20 = 140
➡️ Mean age of all 13 students = 19
➡️ Then, sum of all 13 students’ ages = 13 × 19 = 247
➡️ So, seventh student’s age = (126 + 140) – 247 = 19

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