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Mock Test

Exam: RRB NTPC Subject: Quantitative Aptitude Topic: Data Interpretation
Total Questions: 20
  1. Q1. The bar graph shows the sales of a particular product in different cities over a period of 5 months. What is the average monthly sales of the product in city P?
  2. Q2. When interpreting a scatter plot, what does the presence of a strong positive correlation indicate?
  3. Q3. What is the ratio of the number of students in Science to the number of students in Arts?
  4. Q4. The compound interest on a sum of money for 3 years is given in a table. If the principal amount is P, and the rate of interest for the first year is 10%, for the second year is 12%, and for the third year is 15%, what is the total compound interest earned if the principal was Rs. 20,000?
  5. Q5. A bar graph shows the number of books borrowed from a library over five days. If Monday had 100 borrowings and Tuesday had 120 borrowings, what is the difference?
  6. Q6. A line graph shows the rainfall in a region over 10 days. If the average rainfall is 20 cm, what is the total rainfall over these 10 days?
  7. Q7. Which of the following is a measure of dispersion in a dataset?
  8. Q8. The bar graph shows the number of students in different colleges who participated in a sports event. College A had 120 participants, College B had 90, College C had 150, College D had 100, and College E had 130. What is the average number of participants per college?
  9. Q9. A table shows the number of students who passed and failed in five subjects: Math, Science, English, History, and Geography. If the total number of students who appeared for Math is 600 and 360 passed, what is the percentage of students who failed in Math?
  10. Q10. The pie chart shows the distribution of students in five different disciplines. If the total number of students is 6000, what is the number of students in Engineering?
  11. Q11. A table shows the number of male and female employees in different departments of a company. If Department X has 150 males and 100 females, and Department Y has 200 males and 150 females, what is the total number of employees in both departments?
  12. Q12. The table shows the number of students who passed and failed in an exam for three subjects. What is the total number of students who appeared for the exam?
  13. Q13. If a question asks for the sum of values, what is the most straightforward approach?
  14. Q14. A table shows the performance of students in four different subjects. The number of students who passed in Subject 1 was 300, which was 75% of the total students who appeared. The number of students who failed in Subject 3 was 40, and the pass percentage was 80%. If the total number of students who appeared in Subject 4 was 600, and the pass percentage was 85%, what is the ratio of students who failed in Subject 1 to students who failed in Subject 4?
  15. Q15. The line graph shows the average marks of two students, A and B, in five subjects. In which subject was the difference in marks between A and B the least?
  16. Q16. What is the ratio of the total number of weekday visitors in the first two weeks to the total number of weekend visitors in the last two weeks?
  17. Q17. The table presents the profit (in Rs. Lakhs) and loss (in Rs. Lakhs) of five companies over two financial years. Company P's profit in FY2023 was 30% higher than its profit in FY2022. Company Q's loss in FY2023 was 15% less than its loss in FY2022. If the net profit of Company R in FY2022 was Rs. 20 Lakhs, and its net profit in FY2023 was Rs. 25 Lakhs, what was the difference between the profit of Company P in FY2023 and the profit of Company R in FY2023?
  18. Q18. In a table, the sales of product X in January were Rs. 50,000 and in February were Rs. 75,000. What is the percentage increase in sales from January to February?
  19. Q19. A pie chart shows the distribution of students in different streams. If the angle subtended by Arts students at the center is 120 degrees, what percentage of students are in Arts?
  20. Q20. The table shows the number of hours a student studied for different subjects and the marks obtained. If the student scored 80% of the total marks in Science, what is the total marks available for Science?

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