RRB Group D - Mathematics PYQ Quiz 198
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 198 — 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.If a number is divisible by 4, then which of the following statements is true?
- A.The unit place in the number is 0.
- B.The sum of the digits in the number is divisible by 4.
- C.The number will be divisible by 2 and 6.
- D.The number formed by its last two digit is divisible by 4.
Show answer
Answer: D. The number formed by its last two digit is divisible by 4.
Q2.The area of a triangle is 81 cm² and its base is double the corresponding height. This height (in cm) of the triangle is:
- A.18
- B.9
- C.81
- D.10
Show answer
Answer: B. 9
Q3.A man travelled a certain distance by bus at the rate of 40 km/h and returned walking at the rate of 5 km/h via the same route. If the two-way journey took him a total of 4 hours 30 minutes, the total distance covered by him in this 4.5 hour was:
- A.25 km
- B.30 km
- C.20 km
- D.40 km
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Answer: D. 40 km
Q4.A study centre has 5 classes with 50, 60, 25, 40 and 70 students. The pass percentage of these 5 classes are 20%, 25%, 20%, 10%, 30%, respectively. Find the average number of students per class in the centre who passed.
- A.10
- B.12
- C.11
- D.55
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Answer: C. 11
Q5.Kamal is now four times as old as his son now is. After 18 years his son will be half as old as Kamal would then be. Find the present age (in years) of the son.
- A.9
- B.36
- C.24
- D.10
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Answer: A. 9
Q6.If a milkman sells milk at ₹50 a litre, he loses ₹2,000. If he sells it at ₹60 a litre, he gains ₹1,500. The total quantity of milk (in litres) he sells is:
- A.400
- B.150
- C.350
- D.200
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Answer: C. 350
Q7.A quadratic equation whose roots are m and n, is:
- A.x² − (m + n)x − mn = 0
- B.x² + (m + n)x + mn = 0
- C.x² − (m − n)x + mn = 0
- D.x² − (m + n)x + mn = 0
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Answer: D. x² − (m + n)x + mn = 0
Q8.The sum of the ages of 4 boys born at intervals of 5 years each is 42 years. What is the age of the youngest boy?
- A.4 years
- B.5 years
- C.6 years
- D.3 years
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Answer: D. 3 years
Q9.Raja is the father of Vikram. Raja is now 13 times as old as Vikram. After 10 years, Raja's then age will be 3 times the then age of Vikram. Find the present age (in years) of Vikram.
- A.2
- B.4
- C.3
- D.1
Show answer
Answer: A. 2
Q10.The lengths of two sides of a triangle are 24 cm and 26 cm. Which of the following can be the measure of the third side?
- A.48 cm
- B.55 cm
- C.52 cm
- D.54 cm
Show answer
Answer: A. 48 cm
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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.