Quiz ( Quantitative Aptitude ) Time: 00:01:48 Estimated Time: 143 min. 1. Rs.6100 was partly invested in Scheme A at 10% pa compound interest (compounded annually) for 2 years and partly in Scheme B at 10% pa simple interest for 4 years. Both the schemes earn equal interests. How much was invested in Scheme A? A) Rs.3750 B) Rs.4500 C) Rs.4000 D) Rs.3250 E) Rs.5000 2. A) 16% B) 15% C) 22% D) 25% E) 20% 3. The present age of Bob is equal to Abby’s age 8 years ago. Four years hence, the ratio of Abby’s age to Bob’s age will be 5 : 4. What is Bob’s present age? A) 24 years B) 32 years C) 40 years D) 20 years E) 28 years 4. A started a business. After 4 months from the start of the business, B and C joined him. The ratio of the investments of A, B and C was 4 : 6 : 5. If A’s share in annual profit was Rs.250 more than that of C, what was the total annual profit earned? A) Rs.3740 B) Rs.3910 C) Rs.4250 D) Rs.4900 E) Rs.4760 5. A person has to travel from point A to point B in a certain time. Travelling at a speed of 5 kmph he reaches 48 minutes late, and travelling at a speed of 8 kmph he reaches 15 minutes earlie. What is the distance between point A and B? A) 15 km B) 9 km C) 12 km D) 18 km E) 14 km 6. 28 men can complete a piece of work in 15 days and 15 women can complete the same piece of work in 24 days. What is the ratio of the amount of work done by 30 men in 1 day to the amount of work done by 18 women in 1 day? A) 21 : 50 B) 15 : 21 C) 7 : 3 D) 7 : 10 E) 10 : 7 7. 18 litres of pure water was added to a vessel containing 80 litres of pure milk. 49 litres of the resultant mixture was then sold and some more quantity of pure milk and pure water was added to the vessel in the ratio of 2 :1. If the resultant ratio of milk to water in the vessel was 4 : 1, what was the quantity of pure milk added to the vessel? (in litres) A) 4 B) 8 C) 10 D) 12 E) 2 8. A) Rs.1100 B) Rs.850 C) Rs.960 D) Rs.1200 E) Rs.1300 9. The ratio of the curved surface area to the total surface area of a cylinder is 4 : 5. If the curved surface area of the cylinder is 1232 cm2, what is its height? (in cm) A) 12 cm B) 8 cm C) 10 cm D) 4 cm E) 16 cm 10. A bag contains 3 red balls, 5 yellow balls and 7 pink balls. If one ball is drawn at random from the bag, what is the probability that it is either pink or red? A) B) C) D) E) 11. A bag contains 6 red balls, 11 yellow balls and 5 pink balls. If two balls are drawn at random from the bag, one after another, what is the probability that the first ball is red and the second ball is yellow? A) B) C) D) E) 12. The sum of the radius and the height of a cylinder is 19m. The total surface area of the cylinder is 1672 m2, what is the volume of the cylinder? (in m3) A) 3080 B) 2940 C) 3220 D) 2660 E) 2800 13. The ratio of the speed of the boat upstream to the speed of the boat downstream is 2 : 3. What is the speed of the boat in still water if it covers 42 km downstream in 2 hours 20 minutes? (in km/h) A) 13.5 B) 15 C) 18 D) 20 E) 16 14. 35 men complete a piece of work in 16 days and 20 women complete the same piece of work in 30 days. What is the ratio of the amount of work done by 40 men in 1 day to the amount of work done by 15 women in 1 day? A) 10 : 7 B) 20 : 7 C) 7 : 20 D) 21 : 20 E) 7 : 10 15. A man sold an article for `6800 and incurred a loss. Had he sold the article for `7850, his gain would have been equal to half of the amount of loss that he incurred. At what price should he sell the article to have 20% profit? A) B) C) D) E) 16. A) 25% B) 27.5% C) 30% D) 15% E) 18% 17. A tank has two inlets: P and Q. P alone takes 6 hours and Q alone takes 8 hours to fill the empty tank completely when there is no leakage. A leakage was caused which would empty the full tank completely in ‘X’ hours when no inlet is open. Now, when only inlet P was opened, it took 15 hours to fill the empty tank completely. How much time will Q alone take to fill the empty tank completely? (in hours) A) 40 hours B) 20 hours C) 30 hours D) 10 hours E) 25 hours 18. At present, the ratio of the ages of A to B is 3 : 8; and that of A to C is 1 : 4. Three years ago, the sum of the ages of A, B and C was 83 years. What is the present age (in years) of C? A) 32 B) 12 C) 48 D) 54 E) 15 19. The sum invested in Scheme B is thrice the sum invested in Scheme A. The investment in Scheme A is made for 4 years at 8% p.a. simple interest and in Scheme B for 2 years at 13% p.a. simple interest. The total interest earned from both the schemes is `1320. How much amount was invested in Scheme A? A) Rs.1200 B) Rs.1140 C) Rs.960 D) Rs.1500 E) Rs.840 20. Kim and Om are travelling from point A to B, which are 400 km apart. Travelling at a certain speed Kim takes one hour more than Om to reach point B. If Kim doubles her speed she will take 1 hour 30 mins less than Om to reach point B. At what speed was Kim driving from point A to B? (in kmph) A) 90 kmph B) 70 kmph C) 160 kmph D) 80 kmph E) 100 kmph 21. I. 2x2 –15x + 27 = 0 II.5y2 – 26y + 33 = 0 A) x £ y B) x > y C) x ³ y D) x < y E) Relaonship between x and y cannot be determined 22. 18 men can complete a project in 30 days and 16 women can complete the same project in 36 days. 15 men start working and after 9 days they are replaced by 18 women. In how many days will 18 women complete the remaining work ? A) 20 B) 30 C) 26 D) 28 E) 24 23. The respective ratio of the sums invested for 2 years each, in Scheme A offering 20% per annum compound interest (compounded annually) and in Scheme B offering 9% pa simple interest is 1 : 3. Difference between the interests earned from both the schemes is Rs 12000. How much was invested in Scheme A ? A) Rs 10500 B) Rs 15000 C) Rs 12000 D) Rs 12500 E) Rs 10000 24. The time taken by a boat to travel a distance downstream is half the time taken by it to travel the same distance upstream. What is the speed of the boat downstream if it travels 7.5 km upstream in 1 hour 30 minutes ? (in km/hr) A) 7.5 B) 5 C) 9 D) 10 E) None of these 25. A gave 25% of an amount to B from the money B got, he spent 30% on a dinner. Out of the remaining amount, the respective ratio between the amount B kept as savings and the amount he spent on buying a book is 5 : 2. If B bought the book for Rs. 460, how much money did A have in the beginning ? A) Rs 12600 B) Rs 9200 C) Rs 12000 D) Rs 9000 E) Rs 8000 26. A trader has 600 kg of rice, a part of which he sells at 15% profit and the remaining quantity at 20% loss. On the whole, he incurs an overall loss of 6%. What is the quantity of rice he sold at 20% loss ? A) 250 kg B) 320 kg C) 420 kg D) 360 kg E) 480 kg 27. A vessel contains a mixture of Grape, Pineapple and Banana juices in the respective ratio of 4 : 6 : 5. 15 litres of this mixture is taken out and 8 litres of grape juice and 2 litres of pineapple juice is added to the vessel. If the resultant quantity of grape juice is 10 litres less than the resultant quantity of pineapple juice, what was the initial quantity of mixture in the vessel ? (in litres) A) 120 B) 150 C) 105 D) 135 E) 90 28. B is 3 years older than A and B is also 3 years younger than C. 3 years hence, the respective ratio between the ages of A and C will be 4 : 5. What is the sum of the present ages of A, B and C ? A) 48 years B) 56 years C) 63 years D) 84 years E) 72 years 29. If the volume and curved surface area of a cylinder are 616 m3 and 352 m2 respectively, what is the total surface area of the cylinder (in m2) A) 429 B) 419 C) 435 D) 421 E) 417 30. Four circles having equal radii are drawn with centres at the four corners of a square. Each circle 2 touches the other two adjacent circles. If the remaining area of the square is 168 cm , what is the size of the radius of the circle? (in centimetres) A) 14 B) 1.4 C) 35 D) 21 E) 3.5 31. A vessel contains a mixture of milk and water in the ratio of 14 : 3. Now, 25.5 litres of the mixture is taken out from the vessel and 2.5 litres of pure water and 5 litres of pure milk is added to the mixture. If the resultant mixture contains 20% water, what was the initial quantity of mixture in the vessel before the replacement? (in litres) A) 51 B) 102 C) 68 D) 85 E) 34 32. A, B and C started a business by investing Rs.20000, Rs.28000 and Rs.36000 respectively. After 6 months, A and B withdrew an amount of Rs.8000 each and C invested an additional amount of Rs.8000. All of them invested for equal periods of time. If at the end of the year, C got Rs.12550 as his share of profit, what was the total profit earned? A) Rs.25100 B) Rs.26600 C) Rs.24300 D) Rs.22960 E) Rs.21440 33. There are three positive numbers. Onethird of the average of all the three numbers is 8 less than the value of the highest number. The average of the lowest and the second lowest number is 8. What is the highest number? A) 11 B) 14 C) 10 D) 9 E) 13 34. A sum of money was invested for 14 years in Scheme A, which offered simple interest at a rate of 8% pa. The amount received from Scheme A after 14 years was then invested for two years in Scheme B, which offers compound interest (compounded annually) at a rate of 10% pa. If the interest received from Scheme B was Rs.6678, what was the sum invested in Scheme A? A) Rs.15500 B) Rs.14500 C) Rs.16000 D) Rs.12500 E) Rs.15000 35.
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