200 Quantitative Aptitude Questions 1. The average weight of four boys A, B, C, and D is 75 kg. The fifth boy E is included and the average weight decreases by 4 kg. A is replaced by F. The weight of F is 6 kg more than E. Average weight decreases because of the replacement of A and now the average weight is 72 kg. Find the weight of A. 1) 57 kg 2) 54 kg 3) 56 kg 4) 60 kg 5) 58 kg 2. If a discount of 16% is given on the marked price of a book, the publisher gains 20%. If the discount is increased to 20% the gain percent is 1) 14 2/7% 2) 14 1/7% 3) 14 3/7% 4) 14 4/7% 5) 14 5/7% 3. In 165 litres of mixtures of milk and water, water is only 28%. The milkman sold 40 litres of this mixture and then he added 30 litres of pure milk and 13 litres of pure water in the remaining mixture. What is the percentage of water in the final mixture? 1) 29.35% 2) 28. 57% 3) 24. 57% 4) 27. 75% 5) 26. 57% 4. A rectangular plot has a concrete path running inner side of the plot is used as a lawn, which has an area of 432 sq.m. If the width of the path is 4 m and the length of the plot is greater than its breadth by 2m, what is the area of the rectangular plot? 1) 980 m^2 2) 975 m^2 3) 984 m^2 4) 960 m^2 5) 965 m^2 5. Difference between the compound interest and the simple interest accrued on an amount of Rs. 18000 in two year is Rs. 405. What was the rate of interest? 1) 14% 2) 16% 3) 12.5% 4) 15% 5) 15.5% 6. 12 men can complete any work in 36 days. 18 women can complete the same www.bankingpdf.com 200 Quantitative Aptitude Questions piece of work in 60 days. 8 men and 20 women work together for 20 days. If only the women were to complete the remaining work in 4 days, then how many women would be required? 1) 60 2) 74 3) 68 4) 75 5) 70 7. Out of 5 women and 4 men, a committee of three members is to be formed in such a way that at least one member is woman. In how many different ways can this be done? 1) 60 2) 100 3) 120 4) 90 5) 80 8. Excluding the stoppages, the speed of a bus is 64 km/hr and including the stoppages the speed of the bus is 48km/hr. For how many minutes does the bus stop per hour? 1) 15 min 2) 10 min 3) 12 min 4) 20 min 5) 18 min 9. A box contains 2 black, 3 orange and 4 pink ribbons. If two ribbons are drawn at random. What is the probability that both are orange? 1) 5/12 2) 1/13 3) 1/14 4) 1/12 5) 1/24 10. Pradeep invested 20% more than Mohit. Mohit invested 10% less than Raghu. If the total sum of their investment is Rs. 17880, how much amount did Raghu invested? 1) Rs. 5000 2) Rs. 6500 3) Rs. 6000 4) Rs. 7500 5) Rs. 5500 Answers: www.bankingpdf.com 200 Quantitative Aptitude Questions 1. 3; Sum of the weight of A, B, C and D = 75 × 4 = 300 kg and average weight of A, B, C, D and E = 71 kg sum of the weight of A, B, C, D and E = 71 × 5 = 355 kg weight of E = 355 – 300 = 55 kg weight of F = 55 + 6 = 61 kg Now, average weight of F, B, C, D and E = 72 kg Sum of the weight of F, B, C, D and E = 72 × 5 = 360 kg B + C + D = 360 – 55 – 61 = 244 kg. Weight of A = 300 – 244 = 56 kg. 2. 1; Let the marked price be Rs. 100 and the cost price be Rs. x (84 - x)/x * 100 = 20 x = Rs. 70 Gain% when discount is 20 % = (80 - 70)/70 * 100 = 14 2/7% 3. 2; Now, milkman sold 40 litre of mixture So, remaining mixture = 165 – 40 = 125 litre Quantity of water = 125 × 28/100 = 35 litre Quantity of milk = 90 litre. Now, milkman made new mixture in which water = 35 + 13 = 48 litre milk = 90 + 30 = 120 litre Percentage of water in the new mixture = 48/(48 + 120) * 100 = 28.57% 4. 4; Let the breadth of the rectangle plot be x m. Given, width of the path = 4 m Area of the path = 432 m^2 and length of rectangular plot = (x + 2) m 2 × [4 (x + 2) + 4x – 2 × 4 × 4] = 432 m^2 8 (x + 2 + x – 8) = 432 m2 8 (2x – 6) = 432 16 (x – 3) = 432  x = 30 m Area of plot = x × (x + 2) = 30 × 32 = 960 m^2 5. 4; Difference of CI and SI in 2 years = Pr^2/(100)^2 r = 15% www.bankingpdf.com 200 Quantitative Aptitude Questions 6. 5; 12 men × 36 days = 18 women × 60 days 2m = 5w 8m = 20w (8m + 20w) × 20 days + xw × 4 days = 18w × 60 days 40 × 20 + x × 4 = 18 × 60  4x = 1080 – 800 x = 280/4 = 70 women 7. 5; Total number of ways = 5C1 × 4C2 + 5C2 × 4C1 +5C3 5*4*3/2 + 5*4/2 + 5*4*3/3*2 = 30 + 40 + 10 = 80 ways 8. 1; Let distance be LCM of speeds = 192 km Time taken by bus without stoppage = 192/64 = 3hr Time taken by bus with stoppage = 192/48 = 4hr Bus stops in 4 hours for 60 min Bus stops in 1 hr for 60/4 = 15 min 9. 4; Required Probability = 3C2/9C2 = 1/12 10. 3 Let the investment by Raghu be x Mohit = x * 90/100 = 9x/10 Pradeep = 9x/10 * 120/100 = 108x/100 x + 9x/10 + 108x/100 = 17880 x = Rs. 6000 www.bankingpdf.com 200 Quantitative Aptitude Questions Data Interpretation [Missing DI] : Refer to the table and answer the given questions. 1. In 2001, 6400 candidates appeared at the exam and 40% of them qualified. In 2005 the ratio between qualified males and females was 3:5. What is the total number of female candidates who qualified in these two years? A. 1120 B. 1220 C. 1330 D. 1150 E. None of the Above 2. In 2004, what percent of male candidates did qualify in the exam among all qualified candidates? A. 51% B. 61% C. 55% D. 56% E. None of the Above 3. In 2002, 54% of appeared candidates did qualify. How many female candidates did qualify in the exam? A. 280 B. 170 C. 180 D. 250 E. 240 4. In 2003, a total of 68 male candidates did qualify. What is the respective ratio between males and females who had qualified in 2003? A. 11:25 B. 19:25 C. 17:25 D. 25:13 www.bankingpdf.com 200 Quantitative Aptitude Questions E. 13:19 5. What is the average number of candidates who did not qualify in the exam in the years 2003 and 2005? A. 576 B. 556 C. 528 D. 546 E. None of the Above 6. In 2003, if the number of female qualified candidates was 70, what was the respective ratio of number of female qualified candidates and number of male qualified candidates same year? A. 5:9 B. 7:11 C. 10:11 D. 10:13 E. 5:7 7. Number of appeared candidates increased by 20% from 2002 to 2006. If 25% of the appeared candidates qualified in 2006, what was the number of qualified candidates in 2006? A. 205 B. 225 C. 245 D. 240 E. 230 8. If the average number of qualified candidates in 2002 and 2005 was 433, what percent of appeared candidates qualified in the competitive exam in 2002? A. 60% B. 75% C. 45% D. 70% E. 50% 9. In 2004, if the difference between number of male qualified candidates and number of female qualified candidates was 120, what was the number of appeared candidates in 2004? A. 840 B. 800 C. 660 D. 600 E. 720 10. In 2001, the respective ratio of number of appeared candidates to qualified candidates was 5:2. Number of female candidates qualified in 2001 constitutes what percent of the number of appeared candidates in the same year? A. 15% www.bankingpdf.com 200 Quantitative Aptitude Questions B. 25% C. 125% D. 20% E. Can not be determined Answers 1. B. 1220 Explanation : x = Female candidates in 2001 40% of 6400 = 2560 (3/8)x of 2560 = 960 y = Female candidates in 2005 40% of 1040 = 416 y = (5/8)*416 =260 Total = 960 + 260 = 1220 2. B. 61% Explanation : x = percent of qualified male candidates x = (8/13)*100 = 61% 3. C. 180 Explanation : 54% of 750 = 405 x = percent of qualified female candidates x = (4/9)*405 = 180 4. C. 17:25 Explanation : 28% of 600 = 168 Female Candidates = 168 – 68 = 100 68 : 100 => 17:25 5. C. 528 Explanation : 72% of 600 = 432 60% of 1040 = 624 432 + 624 = 1056 = 1056/2 = 528 6. E. 5:7 Explanation : 28% of 600 = 168 Female candidates = 70 Male candidates = 168 – 70 = 98 => 70:98 => 5:7 7. B. 225 www.bankingpdf.com 200 Quantitative Aptitude Questions Explanation : 20% of 750 = 150 = 750 + 150 = 900 25% of 900 = 225 8. A. 60% Explanation : Number of qualified candidates in 2002 and 2005 = 866 2005: 40% of 1040 = 416 866 – 416 = 450 (450/750)*100 = 60% 9. B. 800 Explanation : x = qualified candidates; y = Appeared Candidates (3/13)*x = 120 x = 520 65% of y = 520 y = 800 10. A. 15% Explanation : [2x * (3/8) / 5] * 100 = 15% Q.1-5): Read the following Pie-chart carefully and answer the questions given below it. Percentage wise distribution of candidates enrolled for MBA and the candidates who have successfully completed the course from different institutes. Candidates Enrolled=2500 Candidates who have successfully completed the course=1900 www.bankingpdf.com 200 Quantitative Aptitude Questions 1).Which institute has the highest percentage of candidates successful to enrolled? a) D b) E c) A d) F e) None of these 2).What percent of candidates from institute D have come out to be successful out of the total candidates enrolled from this institute? a) 115 b) 95 c) 80 d) 85 e) None of these 3).What is the approximate percentage of candidates successful to enrolled from institute A? a) 92 b) 89 c) 86 d) 96 e) 88 4).What is the ratio between the enrolled and successful candidates from the institutes B and C together? a) 55:12 b) 5:7 c) 135:271 d) 5:3 e) None of these 5).What is the percentage of successful candidates from institute E and F together over the candidates enrolled from these institutes together? a) 76 b) 105 c) 80 d) 74 e) None of these (Q.6-10): Read the following graph carefully and the answer the questions given below. Percentage profit of two companies in different years. www.bankingpdf.com 200 Quantitative Aptitude Questions 6).If total income of company B in 2008 was Rs.140 crore, what was the total expenditure of that company in the same year? (approx) a) Rs.100.66 cr. b) Rs.110.33 cr. c) Rs.98.22 cr. d) Rs.94.90 cr. e) Rs.96.55 cr. 7).If total expenditure of company B in 2009 and 2010 was Rs.270 crore, what was total income of that company in both the same years? a) Rs.121.5 cr. b) Rs.135 cr. c) Rs.140 cr. d) Data inadequate e) None of these 8).In which year was the total income more than double the total expenditure in that year for company A? a) 2010 b) 2009 c) 2011 d) 2008 e) None of these 9).If the total expenditure of company A in 2010 was Rs.200 cr. What was the total income of that company in the same year? a) Rs.260 cr. www.bankingpdf.com