RRB Group D - Mathematics PYQ Quiz 200
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 200 — 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.The perimeter of a regular pentagon whose each side is 2a cm long is:
- A.10a² cm
- B.5a cm
- C.5a³ cm
- D.10a cm
Show answer
Answer: D. 10a cm
Q2.For simple interest for 4 years, at a certain rate of interest per annum, is one-sixth of the principal. At the same rate of simple interest, what sum of money will amount to ₹6,000 total in 3 years? [Give your answer correct to 2 decimal places.]
- A.₹6,539.65
- B.₹6,565.39
- C.₹5,538.46
- D.₹5,565.39
Show answer
Answer: C. ₹5,538.46
Q3.If the cost price of 59 articles is equal to the selling price of 54 articles, then what is the percentage gain or loss?
- A.16 2/3 % loss
- B.15 1/3 % loss
- C.16 2/3 % gain
- D.15 1/3 % gain
Show answer
Answer: C. 16 2/3 % gain
Q4.If a subtracted from x, then the resulting number is exactly divisible by 18, 16, 24 and 32. The smallest value of x is:
- A.293
- B.288
- C.581
- D.283
Show answer
Answer: A. 293
Q5.If 2 and 5 are the roots of a quadratic equation, then the quadratic equation is given by:
- A.x² + 3x + 7 = 0
- B.x² + 7x + 10 = 0
- C.2x² + 7x + 10 = 0
- D.x² − 7x + 10 = 0
Show answer
Answer: D. x² − 7x + 10 = 0
Q6.There are three pipes K, L and M. Pipe K can fill a tank in 43 minutes and pipe L can fill the same tank in one hour. Pipe M can empty the same tank, when filled, in 1 hour 45 minutes. If all three pipes are opened together when the tank is empty, then the tank will be filled in:
- A.24 3/47 minutes
- B.34 2/47 minutes
- C.44 5/47 minutes
- D.54 9/47 minutes
Show answer
Answer: B. 34 2/47 minutes
Q7.Two sides of a triangular field are 41 m and 78 m. If its perimeter is 144 m, then what is the length of the smallest side of the triangle? (Take your answer correct to two places of decimal.)
- A.6.12 m
- B.7.15 m
- C.7.12 m
- D.6.15 m
Show answer
Answer: D. 6.15 m
Q8.During a sale, a trader allows a 25% cash discount followed by a 10% cash discount. If the list price of an item is ₹800, then its selling price is:
- A.₹540
- B.₹510
- C.₹275
- D.₹280
Show answer
Answer: A. ₹540
Q9.Find the smallest number from the options given below, by which 242 should be divided so as to make the quotient a perfect square.
- A.3
- B.4
- C.1
- D.2
Show answer
Answer: D. 2
Q10.If the product of the ages of M and N is 450 years and the ratio of their ages is 3 : 2, what is the sum of their ages?
- A.45 years
- B.60 years
- C.65 years
- D.70 years
Show answer
Answer: A. 45 years
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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.