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RRB Group D - Mathematics PYQ Quiz 142

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 142 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 142 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 142 — 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.The average of 13 numbers is 7. If each number is multiplied by 2, then what will the new average be?

    • A.13
    • B.7
    • C.2
    • D.14
    Show answer

    Answer: D. 14

  2. Q2.Two banks, A and B, offered loans at 3.5% and 7.5% per annum, respectively. Ajay borrowed an amount of ₹2,40,000 from each bank. Find the positive difference (in ₹) between the amounts of simple interest paid to the two banks by Ajay after 4 years.

    • A.38,400
    • B.37,900
    • C.39,900
    • D.39,400
    Show answer

    Answer: A. 38,400

  3. Q3.The LCM of two numbers is 84. The numbers are in the ratio 4 : 3. Find the sum of the numbers.

    • A.56
    • B.24
    • C.32
    • D.49
    Show answer

    Answer: D. 49

  4. Q4.Find the value of (2.99)2.

    • A.8.9104
    • B.8.8401
    • C.8.9401
    • D.8.9041
    Show answer

    Answer: C. 8.9401

  5. Q5.The sum of the present ages of A and B is 42 years. After 6 years, A will be twice as old as B. Find B's present age.

    • A.14 year
    • B.12 years
    • C.15 years
    • D.10 years
    Show answer

    Answer: B. 12 years

  6. Q6.The vertices of a triangle are A(4,−6), B(3,−2) and C(5,2). Find the area of the triangle formed by these points.

    • A.5 sq. units
    • B.8 sq. units
    • C.6 sq. units
    • D.10 sq. units
    Show answer

    Answer: C. 6 sq. units

  7. Q7.Two banks, A and B, offered loans at 3.5% and 7% per annum, respectively. Akshay borrowed an amount of ₹4,60,000 from each bank. Find the positive difference (in ₹) between the amounts of simple interest paid to the two banks by Akshay after 4 years.

    • A.64,400
    • B.65,900
    • C.63,900
    • D.65,400
    Show answer

    Answer: A. 64,400

  8. Q8.A cricketer has an average of 97 runs over 6 innings. If he scores 231 runs in the 7th inning, by how many runs (rounded off to the nearest whole number) does his average score increase?

    • A.17
    • B.11
    • C.25
    • D.19
    Show answer

    Answer: D. 19

  9. Q9.A man is walking at a speed of 12 km/hr. After every kilometre of walk, he takes a rest for 7 minutes. How much time (in minutes) will he take to cover a distance of 6 km?

    • A.54
    • B.65
    • C.42
    • D.72
    Show answer

    Answer: B. 65

  10. Q10.Nishi travels to a shopping mall at 33 km/hr and returns at 57 km/hr. What is her average speed (in km/hr) for the entire journey?

    • A.39.1
    • B.34.8
    • C.32.8
    • D.41.8
    Show answer

    Answer: D. 41.8

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Frequently Asked Questions

Is RRB Group D - Mathematics PYQ Quiz 142 free to attempt on AajExam?

Yes. RRB Group D - Mathematics PYQ Quiz 142 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 142 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 142 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 142 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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