Thursday, September 1, 2011

Solved LIC AO ADO Numerical Ability

Solved LIC AO ADO Numerical Ability
Solved Paper - Quantitative Aptitude: LIC Officers Exam
Directions ( 1-5) Find out the wrong number in the following given sequence.

1. 7 4 6 9 20 52.5 160.5
(1) 6
(2) 4
(3) 20
(4) 9
(5) 52.5
Ans. (1)

2. 4 6 12 30 75 315 1260
(1) 315
(2) 75
(3) 12
(4) 6
(5) 30
Ans. (2)

3. 3 4 13 38 87 166 289
(1) 38
(2) 13
(3) 87
(4) 166
(5) 4
Ans. (4)

4. 4 5 9 29 111 556 3325
(1) 5
(2) 9
(3) 29
(4) 111
(5) 556
Ans. (3)

5. 2 6 16 38 84 176 368
(1) 6
(2) 16
(3) 38
(4) 84
(5) 176
Ans. (4)

6. A boat running down stream covers a distance of 16 km in 2 hours while for covering the same distance upstream it takes 4 hours. What is the speed of the boat in still water?
(1) 4kmph
(2) 6kmph
(3) 8 kmph
(4) Data inadequate
(5) None of these
Ans. (2)

7. What approximate value should come in place of? in the following equation?
9876 ÷ 24.96 + 215.005-? = 309.99
(1) 395
(2) 295
(3) 300
(4) 315
(5) 310
Ans. (3)

8. Sunetra invested an amount of Rs. 50,000 to start a software business. After six months Nikhil joined her with an amount of Rs. 80,000. At the end of 3 years they earned a profit of Rs. 24, 500. What is Sunetra’s ‘share in the profit?
(1) Rs, 14,000
(2) Rs. 9423
(3) Rs. 10, 250
(4) Rs. 1. 50
(5) None of these
Ans. (5)

9. Two girls and 4 boys are to be seated in row in such a way that the girls do not sit together. In how many different ways can it be done?
(1) 720
(2) 480
(3) 360
(4) 240
(5) None of these
Ans. (2)
10. Average weight of three boys P, T and R is 54.33 kgs while the average weight of three boys. T, F and G are 53 kgs. What is the average weight of P. T, R, F and H?
(1) 53.8 kgs
(2) 52.4 kgs
(3) 53.2 kgs
(4) Data Inadequate
(5) None of these
Ans. (4)

11. If 2x + 3y + z = 55; x + z - y = 4 and y-x +z = 12 then what is the value of y?
(1) 7
(2) 8
(3) 12
(4) 9
(5) None of these
Ans. (5)

12. 405 sweets were distributed equally among children in such a way that the number of sweets received by each child is 20% of the total no. of children. How many sweets did each child receive?
(1) 15
(2) 45
(3) 9
(4) 18
(5) None of these
Ans. (3)

13. Sudharshan invested Rs. 15,000 at interest @ 10 p.c. p.a. for one year. If the interest is compounded every six months what amount will Sudharshan get at the end of the year?
(1) Rs. 16,537.50
(2) Rs. 16, 500
(3) Rs. 16, 525.50
(4) Rs. 18,150
(5) None of these
Ans. (1)

14. Ratio of the earnings of A and B is 4: 7 respectively, lithe earnings of A increase by 50% and the earnings of B decrease by 25% the new ratio of their earnings becomes 8 : 7 respectively what are A’s earnings?
(1) 26,000
(2) 28, 000
(3) 21,000
(4) Data inadequate
(5) None of these
Ans. (4)

15. The wheat sold by grocer contained 10% low quality wheat. What quantity of good quality wheat should be added to 150 kgs of wheat so that the percentage of low quality wheat becomes 5%?
(1) 150 kgs
(2) 135 kgs
(3) 50 kgs
(4) 85 kgs
(5) None of these
Ans. (1)

Directions (16-20) Each of the questions consists of a question followed by three statements. You have to study the questions and the statements and decide which of the statement(s) Is/are necessary to answer the question.
16. What is the area of the hall?
I. Material cost of flooring per sq metre is 250
II. Labour cost of flooring the hail is Rs. 3, 500
III. Total cost of flooring the hail is Rs. 14,500
(1) I and II only
(2) II and III only
(3) All I, II and III
(4) Any two of the three
(5) None of these
Ans. (3)

17. What was the percentage of discount offered?
I. Profit earned by selling the article for Rs. 252 after giving discount was Rs. 52.
II. Had there been no discount the profit earned would have been Rs.80.
III. Had there been no discount the profit earned would have been 40%.
(1) I and II only
(2) II and either I or III only
(3) I and III only
(4) I and either II or III only
(5) None of these
Ans. (4)

18. What is the speed of the train?
I. The train crosses a signal pole in 13 sec.
II. The train crosses a platform of length 250 mts. in 27 seconds.
III. The train crosses another train running in the same direction in 32 seconds.
(1) I and II only
(2) I and III only
(3) II and III only
(4) Any two of the three
(5) None of these
Ans. (1)

19. What is the population of State ‘A’?
I. After increasing the population of State A by 15% it becomes 1.61 lakhs
II. Ratio of population of State A to that of State B is 7: 8 respectively
III. Population of State B is 1.6 lakhs
(1) I only
(2) II and III only
(3) I and II only
(4) Either only I or II and III
(5) All I, II and III
Ans. (4)

20. How many workers are required for completing the construction work in 10 days?
I. 20% of the work can be completed by 8 workers in 8 days II. 20 workers can complete the work in 16 days
III. One eighth of the work can be completed by 8 workers in 5 days
(1) I and II only
(2) II and III only
(3) I only
(4) III only
(5) Any one of three
Ans. (5)

21. Salaries of A, B and C are in the ratio of 2: 3: 5 respectively. If their salaries were increased by 15%, 10% and 20% respectively what will be the new respective ratio of their salaries?
(1) 3: 3: 10
(2) 23: 33: 60
(3) 10: 11:20
(4) Can’t be determined
(5) None of these
Ans. (2)

22. If 3y + 2x = 47 and l1x = 7y then what is value of y — x?
(1) 4
(2) 6
(3) 7
(4) 5
(5) None of these
Ans. (1)

23. If the digits of a two digit number are interchanged the newly formed number is more than the original number by 18, and sum of the digit is 8 then what was the original number?
(1) 53
(2) 26
(3) 35
(4) Cannot be determined
(5) None of these
Ans. (3)

24. Four of the following five parts numbered (1), (2), (3), (4) and (5) are exactly equal. The number of the part which is not equal to the other four is the answer
(1) 136 x 12 ÷ 9 x 3 =
(2) 17 x 64 ÷ 6 x 3 =
(3) 36 x 17 ÷ 9 x 8
(4) 56 x 8 ÷ 14 x 17 =
(5) 76 x 6 ÷ 19 x 17
Ans. (5)

25. For which of the following values of x the Inequality x (x + 3) < 10 is satisfied? (1) x > 2, x < -5 (2) – 5 5
(5) None of these
Ans. (5)

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