1 Adda247 No. 1 APP for Banking & SSC Preparation Website:store.adda247.com

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1 1 Adda247 No. 1 APP for Banking & SSC Preparation

Q1. In a factory men, women and children were employed in the ratio 8 : 5 : 1 to finish a job and their individual wages were in the ratio 5 : 2 : 3 respectively.

2 Q1. In a factory men, women and children were employed in the ratio 8 : 5 : 1 to finish a job and their individual wages were in the ratio 5 : 2 : 3 respectively. Total daily wages of factory amounts to Rs Find the total daily wages paid to each category. (a) Rs. 240, Rs. 60, Rs. 18 (b) Rs. 210, Rs. 70, Rs. 38 (c) Rs. 190, Rs. 95, Rs. 33 (d) Rs. 220, Rs. 68, Rs. 30 (e) None of these Q2. One year ago the ratio between Laxman s and Gopal s salary was 3 : 4. The ratios of their individual salaries between last year s and this year s salaries are 4 : 5 and 2 : 3 respectively. At present the total of their salary is Rs The salary of Laxman, now is: (a) Rs (b) Rs (c) Rs (d) Rs (e) Rs Q3. In a village, each of the 60% of families has a cow; each of the 30% of families has a buffalo and each of the 15% of families has both a cow and a buffalo. In all there are 96 families in the village. How many families do not have a cow or a buffalo? (a) 20 (b) 24 (c) 26 (d) 17 (e) 28 Q4. A businessman imported Laptop, worth Rs. 200, Mobile phones worth Rs. 000 and Television sets worth Rs He had to pay 10% duty on Laptops, 8% on phones and 5% on Television sets as special case. How much total duty (in rupees) he had to pay on all items as per above details? (a) (b) (c) (d) (e) Adda247 No. 1 APP for Banking & SSC Preparation

3 Q5. The marked price of an article is Rs but due to festive offer a certain percentage of discount is declared. Mr. X availed this opportunity and bought the article at reduced price. He then sold it at Rs and thereby made a profit of 11 1 %. The percentage of discount allowed 9 was? (a) 10% (b) 20% (c) 25% (d) 12% (e) 15% Direction (6-10): What will come in place of? in the following questions. Q (a) 61 (b) 199 (c) 107 (d) 126 (e) 161 of ? = Q ? (a) 5 (b) 4 (c) 8 (d) 6 (e) 10 of = 575 Q8. (? ) = 27 ( ) (a) 35 (b) 32 (c) 36 (d) 31 (e) 42 Q9. (a) 5 (b) 6 (c) 7 (d) 8 (e) (6859) 3 of ? = % of Adda247 No. 1 APP for Banking & SSC Preparation

4 Q10. 14% of =? 16 (a) (b) (c) (d) (e) Direction (11-15): The following table shows the no. of women from different cities of Bihar who raised their voice to ban on alcohol in Bihar. Also, the table shows percentage of women who are literate in them. Study the table carefully to answer the following questions. Cities Total Women Percentage of literate women Patna 43, % Buxer 35,400 75% Ara 36, % Gaya 45, % Nalanda 52,600 85% Q11. What is the total no. of illiterate women from Patna, Ara and Gaya together who raised their voice to ban alcohol in Bihar? (a) 36,985 (b) 32,985 (c) 34,985 (d) 35,289 (e) 35,685 Q12. The total no. of literate women from Buxer are what percent less than the total no. of literate women from Ara who raised their voice against alcohol in Bihar (approximately)? (a) 17% (b) 27% (c) 13% (d) 22% (e) 9% Q13. What is the average no. of illiterate women who raised their voice against alcohol in Bihar from all the five cities together? (a) 7985 (b) (c) 8945 (d) 9945 (e) Adda247 No. 1 APP for Banking & SSC Preparation

5 Q14. If 33 1 % literate women from Buxer are of age group of (20-30) and 20% literate women of 3 Gaya are age group of (40-50) then find the total no. of literate women from Buxer having age of (20-30) years and total no. of literate women from Gaya having age group of (40-50) years together. (a) 14,533 (b) 15,433 (c) 13,544 (d) 12,433 (e) 11,533 Q15. What is the ratio of no. of illiterate women from Ara to the no. of illiterate women from Buxer? (a) 122 : 177 (b) 5: 13 (c) 7: 23 (d)177 : 122 (e) 153: 452 Q16. 60% students of a college study math, 55% students study commerce and 15% students study both. If ratio of boys to girl who study math only is 3 : 2 and ratio of boys to girls who study commerce only is 2 : 3 then total number of boys who study only math and only commerce together is what percent of total number of girls who study only math and only commerce togehter? (in approximate) (a) 102% (b) 109% (c) 117% (d) 123% (e) 112% Q17. A, B and C can complete a piece of work in 10, 12 and 15 days respectively. A left the work 5 days before the work was completed and B left 2 days after A had left. Number of days required to complete the whole work was: (a) days (b) 6 days (c) days (d) 7 days (e) 9 days 5 Adda247 No. 1 APP for Banking & SSC Preparation

6 Q18. Sita, Gita and Rita three friends start a beauty parlour by investing in the ratio of 3 : 5 : 4 respectively. Sita gets 13 1 % of total profit as her salary for running the business and the 3 remaining profit is divided among them according to their investment ratio. If Sita invests for 12 months, Gita for 8 months and Rita for 6 months and total profit is Rs then find the profit share of Gita. (a) Rs (b) Rs. 0 (c) Rs (d) Rs (e) Rs Q19. Mr. Raghav owned a flat for Rs lacs. He spends 20% of his monthly salary on its paintings. 25% on lighting and furniture, 15% on foods and other supplements. If Mr. Raghav s annual salary is 10.8 lacs then find the total spending made by Mr. Raghav. (a) lacs (b) lacs (c) lacs (d) lacs (e) lacs Q20. In a class, 4 girls and 5 boys are there. Find the probability of selecting 2 boys and 3 girls for a game: (a) (b) (c) (d) (e) Directions (21-25): Find the wrong term in the following number series. Q , 8.7, 23.7, 48.7, 84.7, (a) 23.7 (b) 48.7 (c) 84.7 (d) (e) 8.7 Q22. 1, 14, 31, 64, 133, 264 (a) 14 (b) 31 (c) 264 (d) 133 (e) 64 6 Adda247 No. 1 APP for Banking & SSC Preparation

Q23. 2, 1, 1, 2, 8, 32, 1024 (a) 32 (b) 2 (c) 8 (d) 1 (e) 1024 Q24. 168, 288, 360, 528, 841, 960 (a) 168 (b) 841 (c) 288 (d) 360 (e) 528 Q25. 7.2, 72, 9, 54, 13.5, 28 (a) 72 (b) 9 (c) 28 (d) 13.

7 Q23. 2, 1, 1, 2, 8, 32, 1024 (a) 32 (b) 2 (c) 8 (d) 1 (e) 1024 Q , 288, 360, 528, 841, 960 (a) 168 (b) 841 (c) 288 (d) 360 (e) 528 Q , 72, 9, 54, 13.5, 28 (a) 72 (b) 9 (c) 28 (d) 13.5 (e) 54 Directions (26-30): In each of the following questions two equations are given. You have to solve the equations and Give answer (a) if x < y (b) if x y (c) relationship between x and y cannot be determined (d) if x y (e) if x > y Q26. I. 3x² + 16x + 21 = 0 II. 6y² + 17y + 12 = 0 Q27. I. 16x² + 20x + 6 = 0 II. 10y² + 38y + 24 = 0 Q28. I. 8x² + 6x = 5 II. 12y² 22y + 8 = 0 Q29. I. 17x² + 48x = 9 II. 13y² = 32y 12 Q30. I. 8x² + 26x + 15 = 0 II. 4y² + 24y + 35 = 0 7 Adda247 No. 1 APP for Banking & SSC Preparation

8 Distribution (31 35): The following pie chart show the percentage distribution of total employee (male+ Female) and female employee in various departments of a firm. Study the charts carefully to answer the questions that follow Management, 8% Total employee = Packaging, 16% Support Team, 28% HR, 10% Marketing, 12% IT, 26% Management, 12% Female employee = Packaging, 6% Support Team, 32% HR, 18% IT, 24% Marketing, 8% Q31. Total no. of male employee working in support team and marketing department together is what percent of that of female employee working in same departments together? (a) % (b) % (c) % (d) % (e) % 8 Adda247 No. 1 APP for Banking & SSC Preparation

9 Q32. What is the total no. of male employee working in IT, HR and marketing departments together? (a) (b) (c) (d) (e) Q33. Total no. of male employee working in packaging and IT department together is how much percent more than that of female employee working in the same departments together? (a) % (b) % (c) % (d) % (e) % Q34. What is the average no. of total employees working in management, support team and IT department together? (a) 8920 (b) 9920 (c) 8820 (d) 9220 (e) 9840 Q35. Find the ratio of male to female employee working in packaging and HR department together? (a) 13: 7 (b) 9: 17 (c) 17: 9 (d) 7: 13 (e) 21: 11 9 Adda247 No. 1 APP for Banking & SSC Preparation

10 Solutions S1. Ans. (a) Ratio of amount to be distributed = 8 5: 5 2: 1 3 = 40: 10: 3 = , 318, = Rs. 240, 60, 18 S2. Ans. (b) Let the salaries of Laxman and Gopal one year before be L₁, G₁ respectively and now L₂, G₂ respectively, Then, L 1 = 3 G 1 4, L 1 = 4 L 2 5, G 1 = 2 G 2 3 and L₂ + G₂ = 4160 Solving these equations, we get L₂ = Rs S3. Ans.(b) Required families which do not have a cow or a buffalo = ( ) = 25% According to the question Required number = = 24 S4. Ans.(a) Duty on Laptop = = Rs. 20 Duty on Television = = Rs Duty on Television = = 7500 Total duty paid by business man = = Adda247 No. 1 APP for Banking & SSC Preparation

S5. Ans.(a) Profit percent = 11 1 9 % = 1 9 So, SP = 10 Means in previous at the time of beginning the discount is 1 unit in 10 unit s MP So, discount is = 1 = 10% 10 OR Price at which Mr.

11 S5. Ans.(a) Profit percent = % = 1 9 So, SP = 10 Means in previous at the time of beginning the discount is 1 unit in 10 unit s MP So, discount is = 1 = 10% 10 OR Price at which Mr. X bought = = 4500 Discount percent = S6. Ans.(a) 405 +? = 466? = 61 = 500 = 10% 5000 S7. Ans.(d) ? 1770? 295? 6 S8. Ans.(c)?² = ( ) = 1,296? = ±36 S9. Ans.(b) ? = ? = 6 S10. Ans.(c) ? 16 = Adda247 No. 1 APP for Banking & SSC Preparation

12 S11. Ans.(b) Total no. of illiterate women from Patna, Ara and Gaya together = ( 200 ) % of 43,200 + ( = , S12. Ans.(c) 145 ) % of 36,600 + ( ) % of 45,400 Required percentage = = 30,500 26,550 30,500 S13. Ans.(d) 11 36, ,400 = 32, % Required average = 1 5 (1 3 = ,725 = 9, , , , , , , , ,600) S14. Ans.(b) Required answer = , ,400 = ,583 = 15, S15. Ans.(a) No. of illiterate women from Ara = 1 36,600 = 6 6 No. of illiterate women from Buxer = 25 35,400 = 8850 Required ratio = 6 = S16. Ans.(a) Let total no. of students in the college = No. of students who study math only = = 45 No. of students who study commerce only = = 40 Total no. of boys who study only math and only commerce = = Total no. of girls who study only math and only commerce = = Required percentage = % S17. Ans.(d) x x x 15 = 1 6x 30+5x 15+4x 60 x = 7 days. 42 = 1 15x = Adda247 No. 1 APP for Banking & SSC Preparation

13 S18. Ans.(c) Salary of Sita for running the business = = 0 profit which would be divided in the ratio of their investments = = 6500 Sita share: Gita share: Rita share = 3 12: 5 8: 4 6 = 9: 10: 6 profit share of Gita = = 2600 S19. Ans.(c) 25 Monthly salary of Mr. Raghav = = 90,000 Total spending made by Mr. Raghav = 13,20, ,000 = 13,74,000 S20. Ans.(b) Required probability = 5 C 2 4 C 3 = = 20 9 C S21. Ans.(c) Series is +5, +15, +25, +35, +45 wrong term = S22. Ans.(c) S23. Ans.(a) Series is 0.5, 1, 2, 4, 8, 16 Required term = 8 8 = S24. Ans.(b) Series is 13² - 1, 17² - 1, 19² - 1, 23²- 1, 31² - 1 wrong term = 841 S25. Ans.(c) Series is 10, 8, 6, 4, 2 Wrong term = Adda247 No. 1 APP for Banking & SSC Preparation

14 S26. Ans.(a) I. 3x² + 16x + 21 = 0 3x² + 9x + 7x + 21 = 0 (x + 3) (3x + 7) = 0 x = 3, 7/3 II. 6y² + 17y + 12 = 0 6y² + 9y + 8y + 12 = 0 3y (2y + 3) + 4 (2y + 3) = 0 y = 3/2, 4/3 y > x S27. Ans.(e) I. 16x² + 20x + 6 = 0 8x² + 10x + 3 = 0 8x² + 4x + 6x + 3 = 0 (2x + 1) (4x + 3) = 0 x = 1/2, 3/4 II. 10y² + 38y + 24 = 0 5y² + 19y + 12 = 0 5y² + 15y + 4y + 12 = 0 (y + 3) (5y + 4) = 0 y = 3, 4/5 x > y S28. Ans.(b) I. 8x² + 6x 5 = 0 8x² + 10x 4x 5 = 0 (4x + 5) (2x 1) = 0 x = ½, 5/4 II. 12y² 22y + 8 = 0 6y² 11y + 4 = 0 6y² 3y 8y + 4 = 0 (2y 1) (3y 4) = 0 y = 1/2, 4/3 y x 14 Adda247 No. 1 APP for Banking & SSC Preparation

15 S29. Ans.(a) I. 17x² + 48x 9 = 0 17x² + 51x 3x 9 = 0 (x + 3) (17x 3) = 0 x = 3/17, 3 II. 13y² 32y + 12 = 0 13y² 26y 6y + 12 = 0 (y 2) (13y 6) = 0 y = 2, 6/13 y > x S30. Ans.(d) I. 8x² + 26x + 15 = 0 8x² + 20x + 6x + 15 = 0 4x (2x + 5) + 3(2x + 5) = 0 (2x + 5) (4x + 3) = 0 x = 5/2, 3/4 II. 4y² + 24y + 35 = 0 4y² + 10y + 14y + 35 = 0 2y (2y + 5) + 7 (2y + 5) = 0 (2y + 5) (2y + 7) = 0 y = 5/2, 7/2 x y S31. Ans.(a) Total male employee working in support team & marketing department together ( ) (32 + 8) = = Total female employee working in the same departments together (32 + 8) = = 7200 Required percentage = = % 15 Adda247 No. 1 APP for Banking & SSC Preparation

S32. Ans.(b) Required no. of male employees = (26 + 10 + 12) 480 (24 + 18 + 8) 180 = 23040 9000 = 14040 S33. Ans.(b) Total no.

16 S32. Ans.(b) Required no. of male employees = ( ) 480 ( ) 180 = = S33. Ans.(b) Total no. of male employee working in Packaging and IT departments together ( ) (6 + 24) = = = And total female employee working in same departments together (6 + 24) = = 5400 Required percentage = = % 3 S34. Ans.(b) Required average = 1 3 ( ) = = S35. Ans.(c) No. of male employee working in packaging & HR department together ( ) = ( ) = = 8160 Required ratio = 8160 = Adda247 No. 1 APP for Banking & SSC Preparation

17 17 Adda247 No. 1 APP for Banking & SSC Preparation

1 Adda247 No. 1 APP for Banking & SSC Preparation Website: bankersadda.com sscadda.com store.adda247.com

1 Adda247 No. 1 APP for Banking & SSC Preparation Solutions S1. Ans.(b) Sol. No. of students from Bihar having 10 th qualification = 95,500 (12,500 + 16,400 + 24,000 + 32,) = 10,500 Required percentage