11th October, 2016 (Prelims)

Revise 10 questions everyday from Prelims Past Papers (2015 to 1979)

If not satisfied with the answers, please search the internet for correct answers & mention the correct answer in the comments section. Our aim is to make you revise these questions. Answer keys of reputed IAS institutes are referred)

Todays 10 questions from 1993 GS-1 Prelims Paper [Questions 141 to 150]

For previous questions refer yesterday’s post.

Q141 Consider the Vena diagram given below:


The numbers in the Venn diagram are persons reading the newspapers indicated. The diagram is drawn after surveying 50 persons. In a population of 10,000, how many can be expected to read at least two newspapers?

Choose the correct answer from the codes given below :

(a) 5000

(b) 6250

(c) 6000

(d) 5400


Q142 In an examination, every candidate took Physics or Mathematics or both 65.8% took Physics and 50.2% took Mathematics. The total number of candidates was 2000. How many took both Mathematics and Physics ?

(a) 750

(b) 700

(c) 550

(d) 500


Q143 A point is selected at random inside a rectangle and perpendiculars are drawn on each side from the point. The sum of these perpendiculars is 24 cm. If the length of the rectangle is 3 times the width, the perimeter of the rectangle will be

(a) 36 cm

(b) 42 cm

(c) 24 cm

(d) 48 cm


Q144 The following table shows the percentage change in the consumption of electricity by five towns P, Q, R, S and T from 1989 to 1991.


What was the percentage by which the total consumption of electricity by the five cities changed between 1989 and 1991?

(a) -4

(b) -4.45

(c) 4

(d) Data given are insufficient to answer


Q145 Consider the charts given below :


The given charts depict the price variation in a stock market during a year. Movement of industry-wise average price is plotted for the sectors of iron and steel and petro-products. Price movements of four companies A and B (iron and steel), C and D (petro-products) are also plotted. From the curves, a significant feature that can be deducted is

(a) Company C made large profit around June

(b) All share prices will increase steadily in the next year

(c) Company B seems to be performing better than the market average

(d) Petro-products are performing better than iron and steel


Q146 The monthly incomes of Peter and Paul are in the ratio of 4 : 3. Their expenses are in the ratio of 3 : 2. If each saves Rs. 600 at the end of the month, their monthly incomes respectively are (in rupees)

(a) 3200 and 2400

(b) 2800 and 2100

(c) 2400 and 1800

(d) 2000 and 1500


Q147 A lottery system has ticket numbers with eight digits. There are ten first prizes of Rs. 1.00 lakh each, one hundred second prizes of Rs. 10,000 each and one thousand third prizes of Rs. 1,000 each. At the draw of lots, an eight-digit number is generated by choosing for each digit from left to right a random number in the range of 0 to Q. Anyone who has a ticket with the first two digits (from left to right) matching, the chosen number gets a first prize, and so on. One individual purchases a large number of tickets at a discounted price of Re. 0.75 each. For how much money should he purchase tickets to achieve a 10% chance of winning a third prize ?

(a) Rs. 10,000

(b) Rs. 75,000

(c) Rs. 1,00,000

(d) Rs. 7,500


Q148 The average salary of skilled employees in a firm is Rs. 520 and that of the unskilled employees is Rs. 420. If the average salary of both the groups of employees is Rs. 500, then the percentage of skilled employees in the firm is

(a) 50

(b) 20

(c) 80

(d) 70


Q 149 Consider the following pie-charts ?


The pie-charts given here depict the area under cultivation of different cash crops, for two years, 1985 and 1990. Which one of the following statements is FALSE ?

(a) In 1985, the area under jute cultivation was less than that under rice-cultivation

(b) More land was used for growing vegetables in 1990 than in 1985

(c) In 1990, the area under rice and wheat cultivation taken together was less than half the total cultivation area

(d) The percentage area under Jute cultivation was less in 1985 than in 1990


Q150 The following graph shows the annual sales of a company’s products in millions of rupees. Study the trend and find out which of the following is/ are correct ?


I. A deliberate attempt has been made to distort the figures in one year.

II. Someone is interested in misleading the management.

III. The kink in the graph is unexplained.

Choose the correct answer from the codes given below :

(a) I only

(b) II only

(c) III only

(d) I and III

Tomorrow: Next 10 questions from 1992 paper.

To revise [Questions 131-140] refer yesterday’s post.

Click on MAINS and CSAT pages also.