RRB Group D - Mathematics PYQ Quiz 179
10 PYQ questions from RRB Group D - Mathematics
About This Quiz
This is one set from a larger bank. See all RRB Group D Mathematics previous year questions.
RRB Group D - Mathematics PYQ Quiz 179 — 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.
Q1.A seasoned marathoner, known for his steady pace, usually runs the first half of a race at 8 km/hr and the second half at 6 km/hr. However, due to fatigue and other factors, his overall speed drops by 30%. How long will it take him to complete a 120 km marathon under these reduced-speed conditions?
- A.12.5 hours
- B.25 hours
- C.17.5 hours
- D.15 hours
Show answer
Answer: B. 25 hours
Q2.The expenditure of Sudha is 150% more than her savings. If her expenditure decreases by 3% and savings increase by 21.5%, then by what percentage does her income increase?
- A.3%
- B.1%
- C.6%
- D.4%
Show answer
Answer: D. 4%
Q3.A, B and C can do a piece of work in 3, 3 and 3 days, respectively. How long (in days) will they take to do twice the same work, working together?
- A.3
- B.6
- C.2
- D.4
Show answer
Answer: C. 2
Q4.Ravi bought a watch for ₹4,800, spent ₹200 on its repair, and sold it for ₹6,000. What is his profit percentage?
- A.25%
- B.27%
- C.20%
- D.22%
Show answer
Answer: C. 20%
Q5.The amount on a sum of ₹5,000 at 20% per annum compound interest, compounded annually, in 2 years, will be:
- A.₹6,563
- B.₹7,247
- C.₹7,200
- D.₹7,760
Show answer
Answer: C. ₹7,200
Q6.The volume of a rectangular block of wood is 10,368 cm3. Its length, breadth and height are in the ratio of 3 : 2 : 1. If its entire surface is polished at ₹2/cm2, then find the total cost of polishing.
- A.₹6,336
- B.₹7,135
- C.₹6,436
- D.₹6,356
Show answer
Answer: A. ₹6,336
Q7.Priya buys a mobile phone for her child. The phone is marked at ₹34,400 and is offered with two successive discounts of 13% and Z%, respectively. After receiving both discounts, she pays ₹22,446. Find the value of Z.
- A.23
- B.25
- C.24
- D.26
Show answer
Answer: B. 25
Q8.₹8,200 is divided among A, B and C in such a way that if ₹19, ₹9 and ₹13 are deducted from their respective shares, they have money in the ratio 12:19:10. Find the difference between B’s and C’s original shares.
- A.₹1,787
- B.₹1,841
- C.₹1,691
- D.₹1,641
Show answer
Answer: A. ₹1,787
Q9.Two engines of trains 28 km apart start towards each other at speeds of 23 km/hr and 89 km/hr, respectively. After how much time will they meet each other? (Assume the length of engine is negligible)
- A.17 minutes
- B.14 minutes
- C.13 minutes
- D.15 minutes
Show answer
Answer: D. 15 minutes
Q10.The sum of two numbers is 54 and their LCM is 195. The two numbers are:
- A.37, 17
- B.44, 10
- C.32, 22
- D.39, 15
Show answer
Answer: D. 39, 15
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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.