RRB Group D - Mathematics PYQ Quiz 172
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 172 — 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 monthly incomes of two friends Manjit and Keshav are in the ratio 5 : 9 respectively and each of them saves ₹48,000 every month. If the ratio of their monthly expenditure is 1 : 3, then find the monthly income of Manjit (in ₹).
- A.80,000
- B.79,000
- C.1,12,000
- D.81,000
Show answer
Answer: A. 80,000
Q2.The average of the marks of 12 students in a class is 36. If the marks of each student are doubled, find the new average?
- A.72
- B.36
- C.24
- D.12
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Answer: A. 72
Q3.In an examination there are 150 questions and 4 marks are given for every correct answer and 1 mark is deducted for every wrong answer. A candidate attempted all 150 questions and scored 250 marks. Find the number of questions he answered correctly.
- A.50
- B.70
- C.80
- D.60
Show answer
Answer: C. 80
Q4.A girl goes to school at a speed of 20 km/h. She comes back with a speed of 12 km/h. Find her average speed for the whole journey.
- A.15 km/h
- B.14 km/h
- C.16 km/h
- D.17 km/h
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Answer: A. 15 km/h
Q5.The number of prime numbers between 308 and 320 is:
- A.1
- B.6
- C.7
- D.3
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Answer: D. 3
Q6.The sides of a triangle are 90 cm, 11 cm and 97 cm. What is the length of its altitude corresponding to the side with the length of 11 cm?
- A.97 cm
- B.105 cm
- C.72 cm
- D.31 cm
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Answer: C. 72 cm
Q7.₹8,413 is divided among S, B, and C in such a way that if ₹32, ₹60, and ₹71 are deducted from their respective shares, they have money in the ratio 5:11:14. Find the difference between the actual shares of B and C.
- A.₹775
- B.₹836
- C.₹925
- D.₹675
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Answer: B. ₹836
Q8.The price of fuel decreases by 30%, 40% and 45% in three successive months, but increases by 65% in the fourth month. What is the percentage increase/decrease in the price of fuel in the fourth month as compared to its original price? (Round off your answer to two decimal places.)
- A.Increases by 67.69%
- B.Decreases by 63.43%
- C.Increases by 66.65%
- D.Decreases by 61.89%
Show answer
Answer: D. Decreases by 61.89%
Q9.The present ages of Rohit and his father are in the ratio 2 : 5. Four years from now, the ratio of their ages will become 12 : 27. What was the father's age (in years) five years ago from now?
- A.45
- B.48
- C.50
- D.52
Show answer
Answer: A. 45
Q10.Dolly goes to a shop to purchase a toy bus priced at ₹5,300. She is offered 4 discount options by the shopkeeper. Which of the following options should she opt for to gain maximum advantage of the discount offered?
- A.Two successive discounts of 43% and 38%
- B.Single discount of 47%
- C.Two successive discounts of 21% each
- D.Two successive discounts of 7% and 7% Section : General Intelligence and Reasoning
Show answer
Answer: A. Two successive discounts of 43% and 38%
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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.