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CDS || Mathematics || Statistics || 18-05-2019

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Question 1

The following pie chart shows the expenditure (in percentage) of five companies P, Q, R, S and T in the year 2016.
Total Expenditure = Rs 48 crores
What was the total expenditure (in Rs crores) of the company Q, R and T together?

Question 2

The following pie chart shows the expenditure (in percentage) of five companies P, Q, R, S and T in the year 2016.
Total Expenditure = Rs 48 crores
By how much percent expenditure of company Q and R together greater than that of company P?

Question 3

The following pie chart shows the expenditure (in percentage) of five companies P, Q, R, S and T in the year 2016.
Total Expenditure = Rs 48 crores
What is the respective ratio between the total expenditure of company P, Q and S together to the total expenditure?

Question 4

The following pie chart shows the expenditure (in percentage) of five companies P, Q, R, S and T in the year 2016.
Total Expenditure = Rs 48 crores
Total amount spent by company S is what percent of total amount spent by company T and R?

Question 5

The following pie chart shows the expenditure (in percentage) of five companies P, Q, R, S and T in the year 2016.
Total Expenditure = Rs 48 crores
The profit earned by company R is equal to the 1/4th of the expenditure of company Q. What is the profit (in Rs crores) of company R?

Question 6

If in the data set is the median, what is the possible value of M?

Question 7

The arithmetic mean of 100 numbers was computed as 89.05. It was later found that two numbers 92 and 83 have been misread as 192 and 33 respectively. What is the correct arithmetic mean of the numbers?

Question 8

The heights (in cm) of 5 students are 150, 165, 161, 144 and 155. What are the values of mean and median (in cm) respectively?

Question 9

A number of coins are tossed simultaneously. The possible number of outcomes is found to be 256. Find the number of coin.

Question 10

The following table shows the information about number of family members in 20 different household.

The median lies in which of the following class interval?
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