MathematicsMathematicsmedium

RRB Group D - Mathematics PYQ Quiz 146

10 PYQ questions from RRB Group D - Mathematics

10
Minutes
10
Marks
FREE
Access

About This Quiz

10 PYQ questions from RRB Group D - Mathematics RRB Group D - Mathematics PYQ Quiz 146 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 146 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 146 — 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 sum of three numbers is 180. If the ratio of the second number to the first number is 14:7 and that of the third number to the second number is 15:15, then find the second number.

    • A.70
    • B.72
    • C.71
    • D.74
    Show answer

    Answer: B. 72

  2. Q2.Bharat goes to a shop to purchase a toy train priced at ₹5,000. He is offered 4 discount options by the shopkeeper. Which of these options should he opt for to gain maximum advantage of the discount offered?

    • A.Two successive discounts of 44% and 18%
    • B.Two successive discounts of 30% each
    • C.Two successive discounts of 24% and 25%
    • D.Single discount of 22%
    Show answer

    Answer: A. Two successive discounts of 44% and 18%

  3. Q3.102 men have provisions for 30 weeks. They are joined by 68 men. How long (in weeks) will the provisions last?

    • A.22
    • B.18
    • C.20
    • D.16
    Show answer

    Answer: B. 18

  4. Q4.In a student body election, 5% of the eligible voters are aged 18–21 years, 12% are aged 21–25 years, and the rest are older than 25 years. Among these groups, 80% of the 18–21 year age group and 60% of the 21–25 year age group actually voted. If the number of voters aged 21–25 years who voted exceeds those aged 18–21 years by 320, what is the difference between the number of eligible voters aged 18–21 years and those aged 21–25 years?

    • A.600
    • B.500
    • C.700
    • D.800
    Show answer

    Answer: C. 700

  5. Q5.The amount on a sum of ₹7,500 at 8% per annum compound interest, compounded annually, in 2 years will be:

    • A.₹8,989
    • B.₹9,355
    • C.₹9,135
    • D.₹8,748
    Show answer

    Answer: D. ₹8,748

  6. Q6.In how many minutes will a cistern be filled if three pipes with diameters 2 cm, 3 cm and 4 cm are opened together, given that the largest pipe alone can fill it in 87 minutes? (Assume the rate of flow of water through each pipe is proportional to the square of its diameter.)

    • A.36
    • B.50
    • C.48
    • D.40
    Show answer

    Answer: C. 48

  7. Q7.A solid cylinder has a height of 12 cm and a radius of r cm. A part of the cylinder is melted and molded into two cones. One cone has a radius of 3 cm and a height of 4 cm, while the other cone has a radius of 6 cm and a height of 8 cm. If the ratio of the curved surface area of the original cylinder to the sum of the curved surface areas of the two cones is 4 : 1, find the value of 2r.

    • A.27
    • B.24
    • C.25
    • D.26
    Show answer

    Answer: C. 25

  8. Q8.For what value of x will the equation (x + 5)2 − (x − 5)2 = 80 be true?

    • A.3
    • B.5
    • C.6
    • D.4
    Show answer

    Answer: D. 4

  9. Q9.If the cost price of 30 chairs is equal to the selling price of 40 chairs, find the loss percentage.

    • A.25%
    • B.17%
    • C.19%
    • D.23%
    Show answer

    Answer: A. 25%

  10. Q10.If the radius of a sphere is increased by 15%, then find the percentage increase in its volume. (Rounded up to 2 decimal places.)

    • A.41.67%
    • B.52.09%
    • C.80.25%
    • D.23.20%
    Show answer

    Answer: B. 52.09%

Loading quiz preview…

Frequently Asked Questions

Is RRB Group D - Mathematics PYQ Quiz 146 free to attempt on AajExam?

Yes. RRB Group D - Mathematics PYQ Quiz 146 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 146?

RRB Group D - Mathematics PYQ Quiz 146 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 146 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 146 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.

Related Mathematics Quizzes