Q. A University professor maintains data on MCA students tabulated by performance and gender of the students. The data is kept on a computer hard disk, but accidently some of it is lost because of a computer virus. Only the following could be recovered.(As shown in figure)

Panic buttons were pressed but to no avail. An expert committee was formed, which decided that the following facts were self evident:

(a) Half the students were either excellent or good.
(b) 40% of the students were females.
(c) One-third of the male students were average.

Answer question below based on the data given above:

What proportion of female students are good?

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Q. Consider the following two tables (I and II) that show the percentage of students in each faculty at University and the number of foreign students in the Science faculty. These percentages have been rounded to the nearest whole number. There are a total of 1049 students in the science faculty.
Study these tables I and II and answer the following question:

Approximately, what percentage of students in the Science faculty is that of foreign students ?

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Q. Consider the following two tables (I and II) that show the percentage of students in each faculty at University and the number of foreign students in the Science faculty. These percentages have been rounded to the nearest whole number. There are a total of 1049 students in the science faculty.
Study these tables I and II and answer the following question:

Approximately, how many students belong to the Engineering faculty ?

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Q. Consider the following two tables (I and II) that show the percentage of students in each faculty at University and the number of foreign students in the Science faculty. These percentages have been rounded to the nearest whole number. There are a total of 1049 students in the science faculty.
Study these tables I and II and answer the following question:

In case, there are 34 European medical students, then approximately, what is their percentage in the medicine faculty ?

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Q. A college has a total of 800 MCA students, 80% of whom are in class MCA-III and remaining are equally divided between class MCA-I and class MCA-II. The proportion of female students and the proportion of vegetarian students in the college are indicated as under through the table.(For example, in the table below, 0.525 is the total proportion of female students and 0.53 is the total proportion of vegetarian students in the college.) Answer below question based on this information.

What is the percentage of female students in class MCA-III ?

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Q. A college has a total of 800 MCA students, 80% of whom are in class MCA-III and remaining are equally divided between class MCA-I and class MCA-II. The proportion of female students and the proportion of vegetarian students in the college are indicated as under through the table.(For example, in the table below, 0.525 is the total proportion of female students and 0.53 is the total proportion of vegetarian students in the college.) Answer below question based on this information.

What is the percentage of vegetarian students in class MCA-I ?

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Q. A college has a total of 800 MCA students, 80% of whom are in class MCA-III and remaining are equally divided between class MCA-I and class MCA-II. The proportion of female students and the proportion of vegetarian students in the college are indicated as under through the table.(For example, in the table below, 0.525 is the total proportion of female students and 0.53 is the total proportion of vegetarian students in the college.) Answer below question based on this information.

How many total non-vegetarian students are there in class MCA-I and class MCA-II ?

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Q. The following table shows the percentage profit (%) earned by two companies A and B during the years
2011-15. Answer the following question based on the data contained in the table. (Where, percent (%) Profit = (Income-Expenditure) × 100/Expenditure)

If the total expenditure of the two companies was Rs.9 lakh in the year 2012 and the expenditure of A and B were in the ratio2:1, then what was the income of the company A in that year?

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Q. The following table shows the percentage profit (%) earned by two companies A and B during the years
2011-15. Answer the following question based on the data contained in the table. (Where, percent (%) Profit = (Income-Expenditure) × 100/Expenditure)

What is the average percentage profit earned by the company B?

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Q. The following table shows the percentage profit (%) earned by two companies A and B during the years
2011-15. Answer the following question based on the data contained in the table. (Where, percent (%) Profit = (Income-Expenditure) × 100/Expenditure)

In which year, the percentage profit earned by the company B is less than that of company A?

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Q. The following table shows the number of people in different age groups who responded to a survey about their favourite style of music. Use this information to answer the question that follow to the nearest whole percentage.

Approximately what percentage of the total sample were aged 21-30?

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Q. The following table shows the number of people in different age groups who responded to a survey about their favourite style of music. Use this information to answer the question that follow to the nearest whole percentage.

Approximately what percentage of the total sample indicates that Hip-Hop is their favourite style of music?

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Q. The following table shows the number of people in different age groups who responded to a survey about their favourite style of music. Use this information to answer the question that follow to the nearest whole percentage.

What percentage of respondents aged 31+ indicated a favourite style other than classical music?

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Q. Given below in the table is the decadal data of Population and Electrical Power Production of a country. Based on the table data, answer the question that follow.

Which decade registered the maximum growth rate (%) of population?

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Q. Given below in the table is the decadal data of Population and Electrical Power Production of a country. Based on the table data, answer the question that follow.

Average decadal growth rate (%) of population is:

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Q. Given below in the table is the decadal data of Population and Electrical Power Production of a country. Based on the table data, answer the question that follow.

Based on the average decadal growth rate, what will be the population in the year 2021?

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Q. Given below in the table is the decadal data of Population and Electrical Power Production of a country. Based on the table data, answer the question that follow.

In the year 1951, what was the power availability per person?

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Q. Given below in the table is the decadal data of Population and Electrical Power Production of a country. Based on the table data, answer the question that follow.

In which decade, the average power availability per person was maximum?

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Q. Given below in the table is the decadal data of Population and Electrical Power Production of a country. Based on the table data, answer the question that follow.

By what percentage (%) the power production increased from 1951 o 2011?

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Q. In an examination 10,000 students appeared. The result revealed the number of students who have:

passed in all five subjects = 5583
passed in three subjects only = 1400
passed in two subjects only = 1200
passed in one subject only 735
failed in English only = 75
failed in Physics only = 145
failed in Chemistry only = 140
failed in Mathematics only = 200
failed in Bio-science only = 157

The number of students passed in at least four subjects is:

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