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## 2007, OUTRAM LINES, 1ST

2007, OUTRAM LINES, 1ST FLOOR, OPPOSITE MUKHERJEE NAGAR POLICE STATION, DELHI-110009 60. If P's salary is increased by 20% and his expenditure also increased by 10%, then find the difference between his new savings and present savings. (1) `5,000 (2) `5,250 (3) `5,500 (4) `5,750 (5) None of these 61. A boat covers a distance of 36 km in 10 hours in downstream. To cover the same distance in upstream, the boat takes two hours longer. What is the speed of the boat in still water? (1) 2.3 km/hr (2) 3.3 km/hr (3) 3 km/hr (4) 4 km/hr (5) None of these 62. The product of two odd integers is 4623. What is the smaller integer? (1) 67 (2) 57 (3) 69 (4) 59 (5) None of these 63. The circumference of a circle is equal to the perimeter of a square and the area of square is 484 sq cm. What is the area of the circle? (1) 676 cm 2 (2) 616 cm 2 (3) 656 cm 2 (4) 760 cm 2 (5) None of these 64. 12 men can complete a piece of work in 84 days. How many men will be required to complete the same work in 36 days? (1) 45 men (2) 40 men (3) 28 men (4) 30 men (5) None of these 65. Javed started a business by investing `45,000. Nitin joined her after six months with `75,000 and Chandan joined with `1,20,000 after one year in business. At the end of two years, what will be the ratio between Javed's, Nitin's and Chandan's share in the profit? (1) 3 : 4 : 5 (2) 3 : 5 : 4 (3) 12 : 16 : 15 (4) 12 :15 : 16 (5) None of these Direction (66–70) : In the following question two equations I and II are given. Solve the equations and answer the questions. Give Answer if (1) x > y (2) x y (3) x < y (4) x y (5) x = y or relation between x and y cannot be established 66. I. 16x 2 + 9 = 3 – 20x II. 10y 2 + 2 (19y + 12) = 0 67. I. 9x 2 + 9x + 2 = 0 II. 2 (6y 2 + 7) + 29y = 0 68. I. 30x – 72 = 2x 2 II. y 2 – 40 6 = 7 3 69. I. x 2 – 51x + 650 = 0 II. y 3 = 15625 70. I. 6x 2 + 3x – 3 = 0 II. 12y 2 – 26y + 10 = 0 Ph: 09555108888, 09555208888 12

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