RRB Group D - Mathematics PYQ Quiz 142
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 142 — 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 average of 13 numbers is 7. If each number is multiplied by 2, then what will the new average be?
- A.13
- B.7
- C.2
- D.14
Show answer
Answer: D. 14
Q2.Two banks, A and B, offered loans at 3.5% and 7.5% per annum, respectively. Ajay borrowed an amount of ₹2,40,000 from each bank. Find the positive difference (in ₹) between the amounts of simple interest paid to the two banks by Ajay after 4 years.
- A.38,400
- B.37,900
- C.39,900
- D.39,400
Show answer
Answer: A. 38,400
Q3.The LCM of two numbers is 84. The numbers are in the ratio 4 : 3. Find the sum of the numbers.
- A.56
- B.24
- C.32
- D.49
Show answer
Answer: D. 49
Q4.Find the value of (2.99)2.
- A.8.9104
- B.8.8401
- C.8.9401
- D.8.9041
Show answer
Answer: C. 8.9401
Q5.The sum of the present ages of A and B is 42 years. After 6 years, A will be twice as old as B. Find B's present age.
- A.14 year
- B.12 years
- C.15 years
- D.10 years
Show answer
Answer: B. 12 years
Q6.The vertices of a triangle are A(4,−6), B(3,−2) and C(5,2). Find the area of the triangle formed by these points.
- A.5 sq. units
- B.8 sq. units
- C.6 sq. units
- D.10 sq. units
Show answer
Answer: C. 6 sq. units
Q7.Two banks, A and B, offered loans at 3.5% and 7% per annum, respectively. Akshay borrowed an amount of ₹4,60,000 from each bank. Find the positive difference (in ₹) between the amounts of simple interest paid to the two banks by Akshay after 4 years.
- A.64,400
- B.65,900
- C.63,900
- D.65,400
Show answer
Answer: A. 64,400
Q8.A cricketer has an average of 97 runs over 6 innings. If he scores 231 runs in the 7th inning, by how many runs (rounded off to the nearest whole number) does his average score increase?
- A.17
- B.11
- C.25
- D.19
Show answer
Answer: D. 19
Q9.A man is walking at a speed of 12 km/hr. After every kilometre of walk, he takes a rest for 7 minutes. How much time (in minutes) will he take to cover a distance of 6 km?
- A.54
- B.65
- C.42
- D.72
Show answer
Answer: B. 65
Q10.Nishi travels to a shopping mall at 33 km/hr and returns at 57 km/hr. What is her average speed (in km/hr) for the entire journey?
- A.39.1
- B.34.8
- C.32.8
- D.41.8
Show answer
Answer: D. 41.8
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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.