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RRB Group D - Mathematics PYQ Quiz 188

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 188 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 188 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 188 — 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.Which of the following pairs of numbers are relatively prime to each other?

    • A.(52, 105)
    • B.(68, 85)
    • C.(102, 153)
    • D.(65, 91)
    Show answer

    Answer: A. (52, 105)

  2. Q2.A person observes an object on the ground from the top of a tower at an angle of depression 60°. If the distance between the foot of the tower and the object is 10√3 m, then find the height (in m) of the tower.

    • A.15√3
    • B.21.5
    • C.30
    • D.20√3
    Show answer

    Answer: C. 30

  3. Q3.P and Q together can fill a cistern with water in 8 hours. If P alone can fill the cistern with water in 16 hours, then in how many hours will Q alone fill one-fourth of the same cistern with water?

    • A.8
    • B.5
    • C.4
    • D.9
    Show answer

    Answer: C. 4

  4. Q4.A taxi service charges a fixed base fare plus a variable rate per kilometre. For a 10 km trip, Raju paid ₹230, and for a 15 km trip, Meena paid ₹330. What is the base fare and the per-kilometre charge?

    • A.Base fare = ₹60; Per-kilometre Charge = ₹20
    • B.Base fare = ₹40; Per-kilometre Charge = ₹18
    • C.Base fare = ₹30; Per-kilometre Charge = ₹20
    • D.Base fare = ₹50; Per-kilometre Charge = ₹18
    Show answer

    Answer: C. Base fare = ₹30; Per-kilometre Charge = ₹20

  5. Q5.Two trains, A and B, of lengths 457 m and 113 m are running at speeds of 18 m/s and 20 m/s, respectively, towards each other on parallel tracks. In how much time will they cross each other?

    • A.12 seconds
    • B.5 seconds
    • C.23 seconds
    • D.15 seconds
    Show answer

    Answer: D. 15 seconds

  6. Q6.The salaries of X, Y and Z are in the ratio 18:5:10. If the increments of 45%, 86% and 89% are allowed, respectively, in their salaries, then what will be new ratio of their salaries?

    • A.89:37:64
    • B.90:34:66
    • C.85:38:67
    • D.87:31:63
    Show answer

    Answer: D. 87:31:63

  7. Q7.A cyclist rides a 180 km course consisting of three segments. For the first 60 km, the cyclist rides at a speed of 20 km/hr. For the next 60 km, the cyclist rides at 30 km/hr. For the final 60 km, the cyclist rides at 60 km/hr. What is the cyclist's average speed for the entire journey?

    • A.29.14 km/hr
    • B.26 km/hr
    • C.30 km/hr
    • D.28.57 km/hr
    Show answer

    Answer: C. 30 km/hr

  8. Q8.If the radius of a sphere is 22 cm, then its surface area is:

    • A.1964 π cm2
    • B.1864 π cm2
    • C.1936 π cm2
    • D.2000 π cm2
    Show answer

    Answer: C. 1936 π cm2

  9. Q9.The amount on a sum of ₹3,500 at 20% per annum compound interest, compounded annually, in 2 years will be:

    • A.₹5,040
    • B.₹5,138
    • C.₹6,011
    • D.₹5,564
    Show answer

    Answer: A. ₹5,040

  10. Q10.The marked price of a toy truck is ₹8,730, and its selling price is ₹5,940. Find the discount percentage. (Round off the answer to two decimal places.)

    • A.31.96%
    • B.31.89%
    • C.28.98%
    • D.35.12% Section : General Intelligence and Reasoning
    Show answer

    Answer: A. 31.96%

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Frequently Asked Questions

Is RRB Group D - Mathematics PYQ Quiz 188 free to attempt on AajExam?

Yes. RRB Group D - Mathematics PYQ Quiz 188 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 188?

RRB Group D - Mathematics PYQ Quiz 188 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 188 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 188 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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