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1. A man buys an article for 10% less than its value and sells it for 10% more than its value. His gain or loss percent is:
2. Find the H.C.F of 204, 1190 and 1445?
3. The effective annual rate of interest corresponding to a nominal rate of 6% per annum payable half-yearly is?
4. The length of a rectangular floor is more than its breadth by 200%. If Rs. 324 is required to paint the floor at the rate of Rs. 3 per sq m, then what would be the length of the floor?
5. If A, B and C together can finish a piece of work in 4 days. A alone in 12 days and B in 18 days, then C alone can do it in?
6. A and B start a business with Rs.6000 and Rs.8000 respectively. Hoe should they share their profits at the end of one year?
7. How many seconds will a 500 meter long train take to cross a man walking with a speed of 3 km/hr in the direction of the moving train if the speed of the train is 63 km/hr?
8. Ravi purchased a refrigerator and a mobile phone for Rs. 15000 and Rs. 8000 respectively. He sold the refrigerator at a loss of 4 percent and the mobile phone at a profit of 10 percent. Overall he make a.
9. 45% of 750 - 25% of 480 = ?
10. Positive integers indicated by x and y satisfy 3 1/x * y 2/5 = 13 3/4, the fractions being in their lowest terms, then x = ? and y = ?
11. Ram's age and Shyam's age are in the ratio 3 : 4. Seven years ago the ratio of their ages was 2: 3. Find the ratio of their ages five years hence?
12. With a uniform speed a car covers the distance in 8 hours. Had the speed been increased by 4 km/hr, the same distance could have been covered in 7 1/2 hours. What is the distance covered?
13. The average age of M boys is ‘b’ years and of ‘n’ girls ‘c’ years. The average age of all together is?
14. If 12 men do a work in 80 days, in how many days will 16 men do it?
15. The number of arrangements that can be made with the letters of the word MEADOWS so that the vowels occupy the even places?
16. The area of the square formed on the diagonal of a rectangle as its side is 108 1/3 % more than the area of the rectangle. If the perimeter of the rectangle is 28 units, find the difference between the sides of the rectangle?
17. A large tanker can be filled by two pipes A and B in 60 and 40 minutes respectively. How many minutes will it take to fill the tanker from empty state if B is used for half the time and A and B fill it together for the other half?
18. (56^{2} - 24^{2}) * 1/32 + ?% of 1200 = 146
19. Income and expenditure of a person are in the ratio 5:4. If the income of the person is Rs.18000, then find his savings?
20. The difference between simple and compound interests compounded annually on a certain sum of money for 2 years at 4% per annum is Re. 1. The sum (in Rs. ) is?
21. A batsman makes a score of 64 runs in the 16th innings and thus increased his average by 3. Find his average after the 16th inning?
22. 25 2/5 + 8 4/5 + 4/5 = ?
23. (5 - 7)^{2} * (6 - 9)^{2} / (2^{3})^{-2} = ?
24. The ratio of the prices of three articles X, Y and Z is 8 : 5 : 3. If the prices of X , Y and Z are increased by 25%, 20% and 33 1/3% respectively, then what would be the ratio of the new prices of X, Y and Z?
25. (17^{14} * 17^{16}) / 17^{-8} = ?
26. If an article is sold at 19% profit instead of 12% profit, then the profit would be Rs. 105 more. What is the cost price?
27. Two numbers are in the ratio 1:2. If 7 is added to both, their ratio changes to 3:5. The greatest number is:
28. Reena took a loan of Rs. 1200 with simple interest for as many years as the rate of interest. If she paid Rs. 432 as interest at the end of the loan period, what was the rate of interest?
29. Find the one which does not belong to that group ?
30. A committee has 5 men and 6 women. What are the number of ways of selecting 2 men and 3 women from the given committee?
31. The perimeter of a semi circle is 144 cm then the radius is?
32. A and B invests Rs.3000 and Rs.4000 respectively in a business. If A doubles his capital after 6 months. In what ratio should A and B divide that year's profit?
33. A man said to his son, "I was two-third of your present age when you were born". If the present age of the man is 48 years, find the present age of the son?
34. Find the amount on Rs.8000 in 9 months at 20% per annum, if the interest being compounded quarterly?
35. A reduction of 25% in the price of oil enables a house wife to obtain 5kgs more for Rs.800, what is the reduced price for kg?
36. Two cylinders are of the same height. Their radii are in the ratio 1: 3. If the volume of the first cylinder is 40 cc. Find the volume of the second cylinder?
37. Three 6 faced dice are thrown together. The probability that no two dice show the same number on them is -.
38. A coin is tossed live times. What is the probability that there is at the least one tail?
39. If 12 men or 20 women can do a piece of work in 54 days, then in how many days can 9 men and 12 women together do the work?
40. What sum of money put at C.I amounts in 2 years to Rs.8820 and in 3 years to Rs.9261?
41. In a two-digit number, if it is known that its unit's digit exceeds its ten's digit by 2 and that the product of the given number and the sum of its digits is equal to 144, then the number is:
42. The sides of a triangle are in the ratio 5: 12: 13 and its perimeter is 300 m, its area is?
43. A train passes a station platform in 36 sec and a man standing on the platform in 20 sec. If the speed of the train is 54 km/hr. What is the length of the platform?
44. Find the one which does not belong to that group ?
45. A person buys an article at Rs.500. At what price should he sell the article so as to make a profit of 20%?
46. How many four digit even numbers can be formed using the digits {2, 3, 5, 1, 7, 9}
47. At what rate percent on simple interest will a sum of money double itself in 30 years?
48. A vessel of capacity 90 litres is fully filled with pure milk. Nine litres of milk is removed from the vessel and replaced with water. Nine litres of the solution thus formed is removed and replaced with water. Find the quantity of pure milk in the final milk solution?
49. A person got Rs.48 more when he invested a certain sum at compound interest instead of simple interest for two years at 8% p.a. Find the sum?
50. The ratio of the earnings of P and Q is 9 : 10. If the earnings of P increases by one-fourth and the earnings of Q decreases by one-fourth, then find the new ratio of their earnings?