RRB Group D - Mathematics PYQ Quiz 186
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 186 — 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.In △ABC, BD ⟂ AC at D and ∠DBC = 33°. E is a point on BC such that ∠CAE = 45°. What is the measure of ∠AEB?
- A.89°
- B.102°
- C.93°
- D.95°
Show answer
Answer: B. 102°
Q2.The expenditure of Sudha is 150% more than her savings. If her expenditure decreases by 12% and savings increase by 37%, then by what percentage does her income increase?
- A.5%
- B.7%
- C.2%
- D.3%
Show answer
Answer: C. 2%
Q3.A person buys a machine for ₹20,000, and spends ₹2,000 on its repair and ₹3,000 on transportation. He sells it for ₹30,000. What is the profit percentage?
- A.20%
- B.35%
- C.30%
- D.25%
Show answer
Answer: A. 20%
Q4.If the radius of a sphere is 35 cm, then its surface area is:
- A.2500 π cm2
- B.2450 π cm2
- C.2400 π cm2
- D.4900 π cm2
Show answer
Answer: D. 4900 π cm2
Q5.A person walked from his house to the market at the rate of 5 km/hr and walked back to his house at the rate of 4 km/hr. The whole journey took 4 hours 30 minutes. Find the distance (in km) from his house to the market.
- A.20
- B.10
- C.15
- D.25
Show answer
Answer: B. 10
Q6.A water tank has two inlet pipes (A and B) and one outlet pipe (C). Pipe A can fill the tank in 4 hours, Pipe B can fill the tank in 6 hours, and Pipe C can empty the tank in 8 hours. If all three pipes are opened for the first 3 hours and then Pipe C is closed, how much total time is required to fill the tank?
- A.3 hours 18 minutes
- B.4 hours 18 minutes
- C.4 hours 15 minutes
- D.5 hours 15 minutes
Show answer
Answer: A. 3 hours 18 minutes
Q7.The sum of the first 17 prime numbers is:
- A.440
- B.441
- C.439
- D.436
Show answer
Answer: A. 440
Q8.If a father is 30 years older than his son, and his age is currently five times that of his son, how old is the son?
- A.10 years
- B.15 years
- C.5 years
- D.7.5 years
Show answer
Answer: D. 7.5 years
Q9.The market prices of jowar and gram are in the ratio 1 : 3, and a family consumes them in the ratio 5 : 11 by quantity. Find the ratio of expenditure on jowar to that on gram.
- A.7 : 34
- B.9 : 35
- C.5 : 33
- D.6 : 34
Show answer
Answer: C. 5 : 33
Q10.The amount on a sum of ₹6,500 at 10% per annum compound interest, compounded annually, in 2 years will be:
- A.₹8,309
- B.₹7,865
- C.₹7,895
- D.₹8,207
Show answer
Answer: B. ₹7,865
Frequently Asked Questions
Is RRB Group D - Mathematics PYQ Quiz 186 free to attempt on AajExam?
Yes. RRB Group D - Mathematics PYQ Quiz 186 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 186?
RRB Group D - Mathematics PYQ Quiz 186 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 186 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 186 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.