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A is 3 years older to B and 3 years younger to C, while B and D are twins. How many years older is C and D? (A) 3 (B) 6 (C) 9 (D) 12 21. Sanjeev ranks seventh from the top and twenty eight from the bottom in a class. How many students are there in the class? (A) 37 (B) 36 (C) 35 (D) 34 In a row of trees, one tree is fifth from either end of the row. How many trees are there in the row? (A) 8 (B) 9 (C) 10 (D) 11 Raman ranks sixteenth from the top and forty ninth from the bottom in a class. How many students are there in the class? (A) 64 (B) 65 (C) 66 (D) Can not be determined 17. 22. A farmer built a fence around his 18. square plot. He used 27 fence poles on each side of the square. How many poles did he need altogether? (A) 54 (B) 84 (C) 104 (D) 108 A father is now three times as old as his son. Five years back, he was four times as old as his son. The age of the son (in years) is: (A) 10 (B) 12 (C) 15 (D) 18 19. 23. 24. A man has Rs. 480 in the deno- 20. Some boys are sitting in a row. P is sitting fourteenth from the left and Q is seventh from the right. If there are four boys between P and Q, how many boys are there in the row? (A) 25 (B) 23 (C) 21 (D) 19 minations of one rupee notes, five rupee notes and ten rupee notes. The number of each denomination is equal. What is the total number of notes that he has? (A) 45 (B) 75 (C) 90 (D) 120 RF-4AV16 Contd

(C) Beans (D) Coconut 25. A is two years older than B who is twice as old as C. If the total of the ages of A, B and C be 27, then how old is B? (A) 7 (B) 8 (C) 9 (D) 10 30. 42:20::64:? (A) 31 (B) 32 (C) 33 (D) 34 Direction (Q. Nos. 31-34) Each of the A man is 24 years older than his son. In two years, his age will betwice the age of his son. The present age of his son is (A) 14 years (B) 18 years (C) 20 years (D) 22 years 26. following questions consists of five figures marked A, B, C, D and E called the Problem Figures followed by five other figures marked 1, 2, 3, 4 and 5 called the Answer Figures. Select a figure from amongst the Answer Figures which will continue the same series as established by the five Problem Figures 27. At present, the ratio between the Select a figure from amongst the Answer Figures which will continue the same series as established by the five Problem Figures: Problem Figures: 31. ages of Arun and Deepak is 43 After 6 years, Arun's age will be 26 years. What is the age of Deepak at present ? (A) 12 years (B) 15 years (C) 19 and half (D) 21 years Answer Figures 28. Numismatist: Coins (A) Philatelist: Stamps (B) Jeweller: Jewels (C) Cartographer: Maps (D) Geneticist: Chromosomes Peas: Gram:: Pulses: (A) Rice (B) Barley (A) 1 (B) 2 (C) 3 (D) 4 29. RF-4A/16 (Turn over)

(B) 2 (C) 3 (D) 4 32. Select a figure from amongst the Answer Figures which will continue the same series as established by the five Problem Figures. Problem Figures 34. Select a figure from amongst the Answer Figures which will continue the same series as established by the five Problem Figures Problem Figures Answer Figures: 1 81 81 Answer Figures (A) 1 (B) 2 (C) 3 (D) 4 (A) 1 (B) 2 (C) 3 (D) 4 33. Select a figure from amongst the Answer Figures which will continue the same series as established by the five Problem Figures: Problem Figures 35. Choose the alternative which is closely resembles the mirror image of the given combination: AN54WMG3 Answer Figures (A) 1 (B) 2 (C) 3 (D) 4 (A) 1 RF- 4A/16 Contd

39. Count the number of Cubes in the following figure: 36. Choose the alternative which is closely resembk s the mirror image of the given combination DL9CG4728 (i)GJe .TS8 (ii) 8ST era (A) 1 (B) 2 (C) 3 (D) 4 (A) 28 (B) 36 (C) 40 (D) 42 Count the number of Cubes in the following figure ' 37. Choose the alternative which is 40. closely resembles the mirror image of the given combination GEOGRAPHY (A) 1 (B) 2 (C) 3 (D) 4 (A) 6 (B) 8 (C) 10 (D) 12 38. Choose the correct mirror image of the given figure (x) from amongst the four alternatives: 41. Choose the box that is similar to the box formed from the given sheet of paper (x): (A) 1 (B) 2 (C) 3 (D) 4 (A) (B) (C) (D) 1 and 2 only 2 and 4 only 2 and 3 only 1 and 4 only RF-4A/16 (Turn over)

42. Choose the box that is similar to the 44.O box formed from the given sheet of paper (x): (A) 1, 3, 9;2,5, 6;4,7, 8 (B) 1, 3, 9;2,7,8 4, 5, 6 (C) 1, 2, 4; 3, 5, 7;6,8, 9 (D) 1, 3, 62, 4, 8;5,7,9 0 (A) (B) (C) (D) 1 and 3 only 1 and 4 only 2 and 4 only 3 and 4 only 31@j Direction (Q. Nos. 43-46): In each of the following questions, group the givern figures into three classes using each figure only once 43 (A) (B) (C) (D) 1, 2, 3;4, 5, 8;6, 7, 9 1, 5, 6; 2, 3, 4;7, 8, 9 1, 3, 5; 2, 4, 8;6,7, 9 1,4, 7;2, 5, 8;3, 6, 9 46 (A) 1, 5,7;2, 4, 63, 9, 8 (B) 1, 5,7;2, 4,8;3, 6, 9 (C) 1,4, 7;2, 5, 8 3, 6, 9 (D) 1,7, 9;3, 5, 8:2,4,6 (A) 1,2, 3;4, 5, 6;7,8,9 (B) 1, 3, 5;2, 4, 6;7, 8, 9 (C) 1,5, 9; 3, 6, 2:4, 7, 8 (D) 1, 9, 7;2, 8, 5 3, 4, 6 RF 4A/16 Contd

Direction (Q. Nos. 47-50) : In each of the following questions, figure (x) is embedded in any one of the four altemative figures (A), (B), (C) or (D). Find the altenative which contains figure (x) as its part 47. 49. RF-4A/16 (Turn over)

50. -L 2 -E3 Contd. (10) RF-4A/16

SPACE FOR ROUGH WORK RF- 4A/16 (3,000) AS-4

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Purusottam Mishra

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Deep Sarkar

8 months ago

sir in the calculation of moment of water striking the vane in tangential direction per sec at inlet , here u are using Vw1, but in earlier videos for moment calculation in the direction of motion u have used Vr1 cos@. so why both are different

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Rishi Parvanda

8 months ago

Please note that Vr1 cos @ is not possible, also Vw1 and V1 cos@ are same since Vw1 is horizontal component of V1