Directions (37-41) : In these questions, two equations numbered . I and II are given. You have to solve both the equations and choose the appropriate answer.
Give answer :
(1) If \( \Large x \ge y \)
(2) If \( \Large x > y \)
(3) If \( \Large x \le y \)
(4) If \( \Large x < y \)
(5) If x = y or relationship between x and y cannot be established |
41). I. \( \Large x^{2} - 4 = 0 \)
II. \( \Large y^{2} - 9y + 20 = 0 \)
| A). If \( \Large x \ge y \) |
| B). If \( \Large x > y \) |
| C). If \( \Large x \le y \) |
| D). If \( \Large x < y \) |
| E). If x = y or relationship between x and y cannot be established |
|
| Directions (42-47) : What will come in place of question mark (?) in the given questions ? (you are not expected to calculate the exact value.) |
42). \( \Large \left(\sqrt{80.997} - \sqrt{25.001} \right) \times \left(\sqrt{120.90} + \sqrt{16.02}\right) = ? \)
| A). 50 |
| B). 60 |
| C). 75 |
| D). 70 |
| E). 55 |
|
43). \( \Large 55.01 - 345.02 \div 22.99 = 2 \times ? \)
| A). 20 |
| B). 25 |
| C). 22 |
| D). 15 |
| E). 18 |
|
44). \( \Large \sqrt{3099.85 \div62.001 + 14.001} = ? \)
| A). 7 |
| B). 8 |
| C). 6 |
| D). 9 |
| E). 5 |
|
45). \( \Large \left(111.99 \times 5 \right) \div 14.02 = 11.002 + ? \)
| A). 34 |
| B). 19 |
| C). 39 |
| D). 28 |
| E). 29 |
|
46). \( \Large 84.01 \div 6.995 = ? \)
| A). 3 |
| B). 4 |
| C). 5 |
| D). 7 |
| E). 5 |
|
47). \( \Large \left(184.002 - \frac{29}{5}\right) \times 29.99 = ? \)
| A). 4950 |
| B). 4820 |
| C). 5520 |
| D). 5340 |
| E). 5250 |
|
48). Sum of the present ages of A, B, C and D is 76 years. After 7 years ratio of their ages is 7 : 6 : 5 : 8. What is C's present age ?
| A). 14 |
| B). 12 |
| C). 13 |
| D). 8 |
| E). 10 |
|
49). Sum of the length of two trains A and B is 660. The ratio of the speeds of A and B is 5 : 8. Ratio between time to cross an electric pole by A and B is 4 : 3. Find the difference in the length of two trains ?
| A). 50 |
| B). 60 |
| C). 80 |
| D). 75 |
| E). 90 |
|
50). A mixture of milk and water in a jar contains 28 L milk and 8 L water. X L milk and X L water are mixed to form a mixture. If 40% of the new mixture is 20 L, then find the value of X ? (in litre)
| A). 7 |
| B). 8 |
| C). 6 |
| D). 5 |
| E). 9 |
|
