Friday, September 23, 2011

Maths Set-1 For Clerk 2011 CWE


1. Animesh and Anand together got a profit of Rs. 9,600 and they distributed between themselves in the ratio of 5 : 7. What is the share of Animesh? (a) Rs. 4,000(b) Rs. 5,600(c) Rs. 4,800(d) Rs. 5,200(e) None of these
2. A man bought some fruits at the rate of 16 for Rs. 24 and sold them at the rate of 8 for Rs. 18. What is the profit per cent?(a) 50%(b) 60%(c) 40%(d) 25%(e) None of these
3. A cow is tethered in the middle of a field with a 14 feet long rope. If the cow grazes 100 sq feet per day approximately. What time will be taken by the cow to graze the graze able area of the field?
(a) 2 days(b) 18 days(c) 24 days(d) 6 days(e) None of these
4. 7/8 of 3/7 of a number is equal to 25% of 45% of another number. What is the ratio of the first and the second numbers respectively?(a) 3 : 7(b) 9: 10(c) 3 : 10(d) 3 : 2(e) None of these
5. Mr. Rahul spends 30% of his monthly salary on domestic expenses. He spends respectively 20% and 10% of the remaining salary on education of children and conveyance. Of the remaining amounts now he spends respectively 20% and 30% on entertainment and maintenance of house. He saves Rs. 5512.50. what is the monthly salary of Mr. Rahul?(a) Rs. 22,500(b) Rs. 20,000(c) Rs. 25,000(d) Rs. 24,500(e) None of these
6. The ratio of the present ages of Suman and Renu is 5 : 7 respectively. Four years hence the ratio will become 3 : 4 respectively. What is the present age of Renu in years? (a) 28(b) 24(c) 20(d) 21(e) None of these
7. If instead of multiplying a number by 7 the number was divided by 7. What should be the percentage error?(a) 100%(b) 96.8%(c) 92.70%(d) 97.9%(e) None of these
8. A car covers a certain distance taking 7 hours in forward journey. During the return journey, speed was increased by 12 kmph and it takes 5 hours. What is total distance covered?(a) 210 km(b) 70 km(c) 440 km(d) 220 km(e) None of these
9. The LCM of two numbers is 2079 and their HCF is 27. If one of the numbers is 189, find the other number.(a) 248(b) 128(c) 297(d) 336(e) None of these
10. The average between a two digit number and the number obtained by interchanging the digits is 9. What is the difference between the two digits of the number?(a) 8(b) 2(c) 5(d) Cannot be determined(e) None of these
11. A circle and a rectangle have the same perimeter. The sides of the rectangle are 18 cm and 26 cm. What will be the area of the circle?(a) 88 cm2(b) 1250 cm2(c) 154 cm2(d) 128 cm2 (e) None of these
12. The difference between a number and its three-fifth is 50. What is the number?(a) 75(b) 100(c) 125(d) 80(e) None of these
13. Some persons decide to raise Rs. 3 lakhs by equal contribution from each of them. If they contributed Rs. 50 extra each, the contribution increased to Rs. 3.25 lakhs. How many persons were there ?
(a) 400(b) 500(c) 600(d) 700(e) None of these
14. A sample of milk contains 5% water. What quantity of pure milk should be added to 10 litres of milk to reduce the water content to 2%?(a) 5 litres(b) 7 litres(c) 15 litres(d) 12 litres(e) None of these
15. The difference between the compound interest and the simple interest on a certain sum of money at 5% per annum for 2 years is Rs. 1.50. Find the sum.(a) Rs. 800(b) Rs. 1200(c) Rs. 400(d) Rs. 600(e) None of these
16. A, B and C contract a work for Rs. 550. Together A and B are supposed to do 7/11th of the work. How much does C get?(a) Rs. 270(b) Rs. 200(c) Rs. 310(d) Rs. 175(e) None of these
18. For which of the following values of x the inequality x (x + 3) < 10 is satisfied ?
(a) X > 2, x < -5(b) -3 < x < 0(c) -2 < x < 5(d) X < -2, x > 5(e) None of these
18. There is a leak in the bottom of a cistern. When the cistern is thoroughly repaired, it would be filled in 3 ½ hours. It now takes half an hour longer. If the cistern is full, how long will the leak take to empty the cistern?(a) 24 hours(b) 28 hours(c) 21 hours(d) 27 hours(e) None of these
19. If the diagonals of a rhombus are 8 cm and 10 cm respectively what will be the area of the rhombus?(a) 35 sq cm(b) 40 sq cm(c) 30 sq cm(d) 20 sq cm(e) None of these
20. Some toys were distributed equally among 18 children in such a way that the number of toys each child gets is equal to the total number of children and after distribution 6 toys are left out. What was the total number of toys?(a) 324(b) 330 (c) 336(d) 320(e) None of these
21. A shopkeeper allows 10% discount on the price of an article and sells it for Rs. 7,600. What is the market price of the article ?(a) Rs. 8,250(b) Rs. 8,500(c) Rs. 8,540(d) Rs. 8,415(e) None of these

22. 185% of 400 + 35% of 240 = ?% of 1648      (a) 85    (b) 75 (c) 125 (d) 50 (e) None of these

23. 12.28 X 1.5 – 36 / 2.4 = ? (a) 3.24  (b) 7.325(c) 6.42  (d) 4.32    (e) None of these

24. 1094 X 4/9 X 3/8 = ? (a) 182   (b) 728  (c) 364 (d) 218  (e) None of these

25. 66 X 66 – 34 X 34 = ? (a) 3600 (b) 3200   (c) 2146 (d) 2466  (e) None of these

 
ANSWER:- 1: ( a ) Rs. 4,000  2: ( a ) 50%  3: ( d ) 6 days  4: ( c ) 3 : 10  5: ( a ) Rs. 22,500 6: ( a ) 28 7: ( d ) 97.9% 8: ( a ) 210 km 9: ( c ) 297 10: ( d ) Cannot be determined 11: ( e ) None of these 12: ( c ) 125 13: ( b ) 500 14: ( c ) 15 litres 15: ( d ) Rs. 600 16: ( b ) Rs. 200 17: ( b ) -3 < x < 0 18: ( a ) 24 hours 19: ( b ) 40 sq cm 20: ( b ) 330 21: ( e ) None of these

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