SSC (GD)MOCK TEST 12 (SOLUTION)

Transcription

1 SSC (GD)MOCK TEST 1 (SOLUTION) 1. (B) As, (1)³ 8 8 Similarly, (3)³ (A) As, Similarly, (B) As, (6 + 4) 4 Similarly, 6 44 ( + 6) 4 4. (D) As, SURE Similarly, SCHOOL (C) Except , all others are written with the help of 8 digits. 6. (D) Except PHRASE, in all others vowel A used two times. 7. (B) H L N S B F H X J N P R P T V K 8. (B) As, 4 3 Similarly, (A) As, 0 Q 1 and, Similarly, (B) (C) (9) (0) (14) () (0) () (7) (9) (3) (14) (B) 1, 1, 7,,, 18, (A) A L G E B R A 14. (D) After changing the signs, (D) 16. (C) Ph: , Tree Branch Root Soil 17. (A), 7, 17, 73, 39, (D), 3, 10, 39, 17, (B) 0. (A) 1. (B). (C) 3. (D) From figure, Opposite Opposite Opposite can't be made by the question figure. 4. (C) Seventh letter from the left is A and third letter to its right is.. (C) Dogs Lions Snaes Cats I. II. Hence, both conclusion follow. 1. (D) Let speed of boat x, speed of current y Downstream speed (x + y) Upstream speed (x y) ATQ, 36 + x y 7 x y x y x y 36 x y 13...(i) 3 x y...(ii) 9, assume x + y 9, 4 (x y) 4, put values in equation (i) then, 1, x + y 9, x y 4 1

2 Speed of boat m/hr Speed of current 9 4. m/hr. (C) ATQ, x y 3. (C) 3t 3 t 1 4 8t 3t 1 t t Leaps taen per minute Distance covered per leap Speed Tiger : Deer : 4 8 m : m 40 m/min 0 m/min 0 m/min Both are running in the same direction, so relative speed (40 0) 0 m/min. Actual distance between deer and tiger m Time taen by tiger to overtae deer min 0 Distance travelled by tiger in 0 min m. 4. (B) Number of passengers after getting down and getting in at the first station Passengers left in the train after the second station Let x people get down at the third statioin, then ATQ, x x 19 x 40. (D) Cost price of an atricle A ` 180 Selling price of A ` ATQ, Cost price of B ` Selling price of B ` 70 Profit 70 ` 4 Percentage profit 4 0% 6. (C) Let the mared price of shirt be ` x and that of trouser be 3x. Let the discount on the trousers be y% Then, x x y 10x + 3xy 00x 3y 80 y % Ph: , x (B) As BC AD and the diagonals of a trapezium divide each ot her propertionally. So, AO OC BO OD 3 x 1 x 1 x 3 6 x (3x 1)(6x ) (x 3)(x + 1) 18x² 1x 6x + 10x² + x 6x + 8x² 0x x² 10x x² 8x x x(x ) (x ) 0 (4x )(x ) 0 x 1 or x But as x 1 will mae OC negative x 8. (D) Total cost price ` 300 Total selling price ` 3888 Profit ` 3888 ` 300 ` 188 Profit % % (C) Required remainder Remainder obtained by dividing 6² by 7. Remainder (B) Slant height of the cone, l (8)² (6)² 10 cm Lateral surface of the solid Curved surface of cone + Curved surface of cylinder + Surface area of bottom prl + prh + pr², where h is the height of the cylinder. r(l+h+r) 16 ( ) 7 cm²

3 cm² 04 cm² 61. (A) ATQ, 1 x x 4 x + 1 x 48 Required average 1 x² x² 1 x x (48)² (C) Pipe A is opened at 9 am, pipe B at 10 am and the pipe C at 11 am. Part of the tan filled by pipe A in hours 3 Part of the tan filled by pipe B in 1 hour 1 4 Part of the tan filled by pipe B in 1 hour 1 4 Part of the tan filled till pm Remaining part New part empited when A, B and C are opened Part is emptied in 1 hour is emptied in hours 1 Required time : 1 pm 63. (B) Average cost of 1 bag of rice ` ` ` 64. (D) PR TS PRQ USR 4º In DPQR PQR 180º (4º + 80º) º TPU PQR º [PU RS QS] 6. (A) Days Present (wages) Absent (wages) : 4 33 : 7 Number of days in which he was absent days (33 7) 66. (C) LCM of 9, 10 and 1 90 The multiple of 90 are also divisible by 9, 10 and will be divisible by them Now, 1897 will be the number that will give remainder 7. Required number (B) Let the number be x. Then, 6 x 16 x 7 40 x 1x 7 48 x 48 7 x (D) If the remainder be x, then (1184 x) and (76 x) are divisible by three digit number. i.e. (1184 x) (76 x) 369 is divisible by that number Hence, required number 191 Sum of digits (A) ATQ, x 1 y² 1 x Where is a constant. When y 10, x 4, then 4 10² y² 1 Ph: ,

4 4 99 When y, then x y² ² (B) Given a 8, b 9 and c 1 a + b + c ( 8) + ( 9) + 1 a³+ b³+c³ 3abc ab+bc+ca a² b² c² (a+b+c)(a²+b²+c² ab bc ca) (a²+b²+c² ab bc ca) (C) Diameter of circle breadth of par 8 m Radius of circle 8 14 m. Area of circle pr² m² Required area m² 7. (B) SI ` ( ) ` SI PRT 6000 R 4 R % New rate(r) 1. 7.% Then, SI ` 0 Amount ` ( ) ` (D) 74. (B) Let the expenditure x In 1993, 130 I x x + x I1 x I 1 30 x and, in 1997, 10 I x 10 x + x I x I 0 x Required ratio 7. (A) Required Average profit 30x 3 : 0x Ph: ,

5 76. (C) Change 'is' into 'are', as 'the problems' are plural in number and tae plural verb. 77. (B) Add 'the' before 'fence', as 'sitting on the fence' is the correct idiomatic expression. 78. (B) Replace 'with' by 'to', as adjacent taes the preposition 'to' with it. 98. (A) The correct idiom is 'hard put to' which means 'struggling to do or accomplish something'. 99. (D) 'It is a high time', or 'It is time' phrases taes V (past form) of verb after it, and past form of 'Burst' remains same.. (C) (Mae/made + obj. + V 1 ) i.e. when used in active voice taes bare infinitive. MEANINGS IN ALPHABETICAL ORDER Word Meaning in English Meaning in Hindi Inveigle to persuade to do something by means of /s[ nsu flattery or deception. Persuade cause (someone) to believe something euu le>u Iniquitous grossly unfair and morally wrong vu;;iw.z Vile Morally bad, wiced uhp] f?usu Doyen most respected or prominent vuqhoh Miscreant a person who has done something wrong uhp Rogue dishonest or unprincipled man nq"v Pall to grow less in scope or intensity <adu Prominent important, famous eq[; Imbecile stupid, fool ew[z Sapient having deep nowledge or understanding Kuiw.Z Manifold having many different forms or elements fofo/ Fluvial of or found in river unh laca/h Ph: ,

6 SSC (GD) MOCK TEST - 1 (ANSWER KEY) Answer ey 1. (B). (A) 3. (B) 4. (D). (C) 6. (D) 7. (B) 8. (B) 9. (A) 10. (B) 11. (C) 1. (B) 13. (A) 14. (D) 1. (D) 16. (C) 17. (A) 18. (D) 19. (B) 0. (A) 1. (B). (C) 3. (D) 4. (C). (C) 6. (A) 7. (D) 8. (D) 9. (D) 30. (D) Hindi 31. (A) 3. (C) 33. (C) 34. (D) 3. (D) 36. (C) 37. (D) 38. (D) 39. (B) 40. (A) 41. (D) 4. (D) 43. (A) 44. (B) 4. (A) 46. (B) 47. (D) 48. (B) 49. (A) 0. (A) 1. (D). (C) 3. (C) 4. (B). (D) 6. (C) 7. (B) 8. (D) 9. (C) 60. (B) English 61. (A) 6. (C) 63. (B) 64. (D) 6. (A) 66. (C) 67. (B) 68. (D) 69. (A) 70. (B) 71. (C) 7. (B) 73. (D) 74. (B) 7. (A) 76. (C) 77. (C) 78. (C) 79. (D) 80. (C) 81. (A) 8. (B) 83. (B) 84. (A) 8. (C) 86. (A) 87. (B) 88. (A) 89. (C) 90. (C) 91. (A) 9. (C) 93. (D) 94. (B) 9. (B) 96. (A) 97. (D) 98. (B) 99. (C).(D) 76. (C) 77. (B) 78. (B) 79. (B) 80. (B) 81. (B) 8. (D) 83. (A) 84. (B) 8. (A) 86. (C) 87. (C) 88. (C) 89. (B) 90. (A) 91. (B) 9. (D) 93. (C) 94. (D) 9. (A) 96. (D) 97. (B) 98. (A) 99. (D).(C) Ph: ,