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RRB Group D - Mathematics PYQ Quiz 171

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 171 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 171 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 171 — 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.A pen is purchased for ₹40 and sold for ₹50. Find the profit percentage.

    • A.25%
    • B.20%
    • C.35%
    • D.22%
    Show answer

    Answer: A. 25%

  2. Q2.The cost price of a whiteboard is ₹2,800. The shopkeeper gave 87% of discount on the cost price. What is the selling price (in ₹)?

    • A.364
    • B.316
    • C.526
    • D.399
    Show answer

    Answer: A. 364

  3. Q3.If the fourth proportion to 17, X and 7 is 91, then find the value of X.

    • A.222
    • B.221
    • C.218
    • D.219
    Show answer

    Answer: B. 221

  4. Q4.The amount on a sum of ₹7,800 at 20% per annum compound interest, compounded annually, in 2 years will be:

    • A.₹11,730
    • B.₹11,232
    • C.₹10,795
    • D.₹10,914
    Show answer

    Answer: B. ₹11,232

  5. Q5.A, B and C can do a piece of work in 3, 2 and 6 days, respectively. How long (in days) will they take to do twice the same work, working together?

    • A.4
    • B.2
    • C.3
    • D.6
    Show answer

    Answer: B. 2

  6. Q6.A building is at a distance of 108 feet from point A on the ground. The angle of elevation of the top of the building from point A is θ. If tan θ = 4/3, then find the height (in feet) of the building.

    • A.144
    • B.135
    • C.140
    • D.138
    Show answer

    Answer: A. 144

  7. Q7.The average age of 30 students of a class is 12 years. If the age of the teacher is also included, the average age of the whole group becomes 13 years. The age (in years) of the teacher is:

    • A.46
    • B.44
    • C.45
    • D.43
    Show answer

    Answer: D. 43

  8. Q8.Three solid metallic cubes of sides 2 cm, 12 cm and 16 cm are melted to form a new cube. Find the surface area of the cube so formed.

    • A.1944 cm2
    • B.944 cm2
    • C.1644 cm2
    • D.1744 cm2
    Show answer

    Answer: A. 1944 cm2

  9. Q9.A solid metallic cylinder of radius 4 cm and height 6 cm is melted and recast into smaller solid cylinders of radius 2 cm and height 3 cm. Find the ratio of the total surface areas of one small cylinder to the original cylinder.

    • A.1 : 4
    • B.2 : 5
    • C.1 : 3
    • D.1 : 8
    Show answer

    Answer: A. 1 : 4

  10. Q10.A man receives ₹7,700 per month as salary. He saves 25% of his salary every month. His expenditure per month is:

    • A.₹5,856
    • B.₹5,832
    • C.₹5,761
    • D.₹5,775
    Show answer

    Answer: D. ₹5,775

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Frequently Asked Questions

Is RRB Group D - Mathematics PYQ Quiz 171 free to attempt on AajExam?

Yes. RRB Group D - Mathematics PYQ Quiz 171 is completely free. You only need a free AajExam account to track your score, view detailed solutions and unlock cross-attempt analytics.

How long does it take to complete RRB Group D - Mathematics PYQ Quiz 171?

RRB Group D - Mathematics PYQ Quiz 171 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 171 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 171 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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