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RRB Group D - Mathematics PYQ Quiz 185

10 PYQ questions from RRB Group D - Mathematics

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About This Quiz

10 PYQ questions from RRB Group D - Mathematics RRB Group D - Mathematics PYQ Quiz 185 is a free, 10-minute, 10-mark practice quiz on AajExam rated at medium difficulty, designed to help candidates preparing for SSC, UPSC, Banking, Railway and State PSC government competitive exams sharpen their command of Mathematics (Mathematics). Every question on this quiz ships with a detailed step-by-step solution so you don't just learn the right answer — you learn the reasoning and shortcuts top scorers use to crack similar questions faster on the actual exam day. Why RRB Group D - Mathematics PYQ Quiz 185 matters in your preparation: government exam-conducting bodies repeatedly draw questions from the same chapters and the same skill-clusters across recruitment cycles. By attempting focused topic-wise quizzes like this one, you build pattern recognition — the ability to spot which formula, rule or trick applies the moment you see a question. Toppers consistently report that 5-10 quizzes on a single topic delivers more exam-day score gain than 20+ unfocused full-length mocks, because targeted drilling exposes your specific sub-topic weaknesses with surgical precision. How to use this quiz effectively: attempt it in one sitting under the 10-minute timer, without referring to notes or external resources — simulate exam-day conditions exactly. After submission, review the auto-generated analytics to see your accuracy, time per question and section-wise performance. Then go through every wrong and skipped question with the explanation, mentally tagging the underlying concept rather than just memorising the answer. Revisit this quiz after 7-10 days; your second attempt should be 15-20% faster with noticeably better accuracy. After mastering this quiz, explore the 6 related quizzes linked below to broaden your topic coverage. AajExam quiz design principles: every quiz on the platform is curated by subject experts using the actual question formats, difficulty distributions and time pressures of the target government exams. We deliberately avoid generic "textbook" questions in favour of exam-replicating ones. Solutions are written in plain English (and Hindi where source material was bilingual), with step-by-step working for quantitative problems, grammar rules for English questions, and direct reference statements for general awareness items. Performance analytics after each attempt include accuracy, attempt rate, time spent per question, and an estimated all-India percentile so you know exactly where you stand against other candidates. This quiz is completely free to attempt. You only need a free AajExam account to track your performance across attempts, view detailed solutions and unlock the platform-wide analytics dashboard. The platform is mobile-friendly and works seamlessly on smartphones, tablets and desktops — so you can sharpen your Mathematics (Mathematics) skills in any spare 15-minute window.

This is one set from a larger bank. See all RRB Group D Mathematics previous year questions.

RRB Group D - Mathematics PYQ Quiz 185 — Questions with Solutions

All 10 questions from this quiz with the correct answer and explanation. Attempt them yourself first, then open each solution to check your reasoning.

  1. Q1.Find the HCF of the numbers 4220, 5440 and 6880.

    • A.60
    • B.40
    • C.20
    • D.80 Section : General Intelligence and Reasoning
    Show answer

    Answer: C. 20

  2. Q2.A person is 3 times as old as their sibling. If the sum of their ages is 40 years, then how old is the person?

    • A.10 years
    • B.20 years
    • C.40 years
    • D.30 years
    Show answer

    Answer: D. 30 years

  3. Q3.One pipe can fill a tank in 7 minutes, while another pipe can empty the completely filled tank in 14 minutes. If both the pipes are opened together when the tank is empty, how many minutes will it take to fill one-half of the tank?

    • A.15
    • B.7
    • C.8
    • D.14
    Show answer

    Answer: B. 7

  4. Q4.If 20% of a number is added to 60, then the result is the same number. 75% of the same number is:

    • A.56.25
    • B.86.25
    • C.76.25
    • D.66.25
    Show answer

    Answer: A. 56.25

  5. Q5.If Sonali's salary first decreased by 25% and then increased by 12%, what is the percentage effect on her salary?

    • A.Increases by 16%
    • B.Decreases by 16%
    • C.Decreases by 12%
    • D.Increases by 12%
    Show answer

    Answer: B. Decreases by 16%

  6. Q6.The average age of 32 students of a class is 21 years. If the age of the teacher is also included, the average age of the whole group becomes 22 years. The age (in years) of the teacher is:

    • A.54
    • B.52
    • C.59
    • D.57
    Show answer

    Answer: A. 54

  7. Q7.Two trains are running along parallel tracks towards each other at speeds of 40 km/h and 60 km/h, respectively. If the length of each train is 125 metres, then how much time will they take to cross each other?

    • A.7 seconds
    • B.9 seconds
    • C.5 seconds
    • D.12 seconds
    Show answer

    Answer: B. 9 seconds

  8. Q8.The marked price of a painting was ₹7,500, but the shopkeeper offered a double discount in a successive manner of 14% and 28%. Ultimately for how much did he sell the item?

    • A.₹4,674
    • B.₹4,610
    • C.₹4,644
    • D.₹4,490
    Show answer

    Answer: C. ₹4,644

  9. Q9.A salesman marks his goods 5% above the cost price and gives a discount of 40% on them. Find his loss percentage.

    • A.37%
    • B.35%
    • C.36%
    • D.34%
    Show answer

    Answer: A. 37%

  10. Q10.The average of 7 numbers is 25. If each number is decreased by 3, what will the new average be?

    • A.7
    • B.19
    • C.25
    • D.22
    Show answer

    Answer: D. 22

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Frequently Asked Questions

Is RRB Group D - Mathematics PYQ Quiz 185 free to attempt on AajExam?

Yes. RRB Group D - Mathematics PYQ Quiz 185 is completely free. You only need a free AajExam account to track your score, view detailed solutions and unlock cross-attempt analytics.

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RRB Group D - Mathematics PYQ Quiz 185 runs on a 10-minute timer in real exam-style conditions. The clock starts the moment you click Start, mirroring the time pressure of the actual exam.

Are detailed solutions provided?

Yes. Every question on RRB Group D - Mathematics PYQ Quiz 185 ships with a complete step-by-step solution, the underlying concept, and (where applicable) shortcut tricks. You can also discuss any question with the AajExam community.

Can I attempt RRB Group D - Mathematics PYQ Quiz 185 multiple times?

Yes. You can attempt this quiz as many times as you like. Each attempt is recorded separately so you can track improvement in score, accuracy and time-management.

Which government exams does this quiz prepare me for?

Mathematics questions appear regularly in SSC CGL, CHSL, MTS, GD; IBPS PO, Clerk; SBI PO, Clerk; RRB NTPC, Group D; UPSC prelims and most State PSC exams. The specific weightage varies by exam — check the exam pattern on the corresponding AajExam exam page for details.

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