The following table shows the percentage of marks obtained by 7 students in different subjects. Study the table data and answer the question 1 to 5 based on this data. (Here M.M = maximum marks in a subject)Percentage of marks obtained by students Subject → English
(Μ.Μ=150)Economics
(Μ.Μ=130)Sociology
(Μ.Μ=120)Philosphy
(M.M=100)Psychology
(Μ.Μ=60)IT
(Μ.Μ=40)↓ Student A 80 50 80 60 70 80 B 90 80 70 40 80 70 C 80 60 70 70 80 70 D 70 65 80 80 60 60 E 70 65 80 75 50 80 F 60 75 60 80 40 60 G 60 35 50 70 70 70
Identifying Students Scoring $\ge$ 70% in At Least 4 Subjects
The question asks us to count the number of students who have achieved a score of 70% or more in a minimum of 4 subjects. We need to examine the performance of each student based on the provided table.
Student Performance Analysis
We will check each student's marks subject by subject to count how many subjects meet the condition ($\ge 70\%$).
- Student A: Scored $\ge 70\%$ in English (80%), Sociology (80%), Psychology (70%), and IT (80%). This is a total of 4 subjects. Student A meets the condition.
- Student B: Scored $\ge 70\%$ in English (90%), Economics (80%), Sociology (70%), Psychology (80%), and IT (70%). This is a total of 5 subjects. Student B meets the condition.
- Student C: Scored $\ge 70\%$ in English (80%), Sociology (70%), Philosophy (70%), Psychology (80%), and IT (70%). This is a total of 5 subjects. Student C meets the condition.
- Student D: Scored $\ge 70\%$ in English (70%), Sociology (80%), and Philosophy (80%). This is a total of 3 subjects. Student D does not meet the condition.
- Student E: Scored $\ge 70\%$ in English (70%), Sociology (80%), Philosophy (75%), and IT (80%). This is a total of 4 subjects. Student E meets the condition.
- Student F: Scored $\ge 70\%$ in Economics (75%) and Philosophy (80%). This is a total of 2 subjects. Student F does not meet the condition.
- Student G: Scored $\ge 70\%$ in Philosophy (70%), Psychology (70%), and IT (70%). This is a total of 3 subjects. Student G does not meet the condition.
Counting Eligible Students
By analyzing each student's performance:
- Students meeting the criteria are A, B, C, and E.
- The total number of students who scored $\ge 70\%$ marks in at least 4 subjects is 4.
Therefore, 4 students satisfy the given condition.
Important Questions from Mixed Data Interpretation
The following chart shows the number of telephone conversations at a Call Centre for various call durations on a particular day.
How many minutes of telephone conversations took place on that day?Study the given table answer the question that follows. The following table shows the income of a person (in thousand rupees) per annum over the given years.
Year School Salary Coaching Home Tuition 2018 132 42 12 2019 148 55 18 2020 166 68 24 2021 178 74 28 2022 196 88 35 What is the average income from school as a salary per year earned by the person over the given years?
The graph shows the monthly expenditure of a company (unit = 10 lakhs). Study the graph and answer the questions.
The percentage of money spent on miscellaneous is
The graph shows the monthly expenditure of a company (unit = 10 lakhs). Study the graph and answer the questions.
The fraction of money spent on refreshments is
The graph shows the monthly expenditure of a company (unit = 10 lakhs). Study the graph and answer the questions.
The total monthly expenditure of the company is
