quantitative aptitude - test-08

Quantitative Aptitude


1. Consider the following statements:

1. The bisectors of all the four, angles of a parallelogram enclose a rectangle.
2. The figure formed by joining the mid-points of the adjacent sides of a rectangle is a rhombus.
3. The figure formed by joining mid-points of the adjacent sides of a rhombus is a square.
Which of these statements are correct?


2. The sum of prime numbers between 0 and 110 is:


3. A tank, of capacity 1000 litres, contains a solution with equal amounts of alcohol and water. Each time 100 litres of solution is extracted, it is replenished with an equal amount of water. After 4 times, the solution contains x% alcohol and rest water. The value of x is:


4. ABC is a circle with centre 0. P is an external point in the line AB. From P, a tangent PC has been drawn. If AB = 10 cm, BP 8 cm, then the tangent PC is equal to:


5. Which one of the following statements is NOT correct?



6. A person when standing at a certain distance from the foot of tower find the elevation of top of the tower to be 60. If he moves back 30 m and is raised upto the top level of tower, the angle of depression will be 30. The height of tower is:


7. Which one of the following equations is correct?


8. In a triangle ABC, BD and CE are perpendicularg on AC and AB respectively. If BD = CE, then the triangle ABC is:


9.


ABC is equal to 45 as shown in the above figure.
If AC/AB = 2, then BAC is equal to:


10. The earth makes a complete revolution about its axis in 24 hours. The angle through which it will turn in 4 hours and 40 minutes, is equal to:


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