In the island of Hanoi is trapped a princess. To rescue her, the prince has to transfer a set of ringsnumbered 1 to 7 from tower A to tower C. The rings are stacked one over the other in an order,with 1 at the top and 6 at the bottom, and have to be stacked in the same fashion on tower C. Theprince can move only one ring at a time, and can store the rings in a stack, temporarily, in anothertower B. Minimum how many moves of rings, between the towers, will it take the prince toarrange the rings in tower C

1.  13

2.  127

3.  14

4.  129

View Answer  
4
Correct Answer :

13


Explanation :
No Explanation available for this question

In the given figure, O is the centre of the square. What is the area of the shaded quadrilateral

1.  20 cm2

2.   cm2

3.  25 cm2

4.  Indeterminate

View Answer  
4
Correct Answer :

25 cm2


Explanation :
No Explanation available for this question

The height of the Qutub Minar is 230 metres. It is planned that a stairway from ground to the topof the Minar would be made by arranging cube shaped boulders in a step like fashion. A man firstplaces a boulder on the ground. He then steps on to it, and then throws one boulder down such thatit touches the side of the previous bolder, and then places one over the new one. He then climbsonto the last boulder thus placed and continues to do the same to create steps right to the top, witheach of his step being 1 metre. If each boulder measures 1 cubic metre, how many boulders arerequired in all

1.  26565

2.  53130

3.  2300

4.  None of these

View Answer  
4
Correct Answer :

26565


Explanation :
No Explanation available for this question

In a circle of radius 5 cms, AB and CD are two parallel chords of length 8 cms and 6 cmsrespectively. What is distance between the chords

1.  1 c.m.

2.  7 c.m.

3.  5 c.m.

4.  Can’t say

View Answer  
4
Correct Answer :

Can’t say


Explanation :
No Explanation available for this question

the average age of a newly married couple is 30 years. Thirteen years later, the average age of their family consisting of the two of them and one child is 32 years. A second child is born at that stage. What is the average age (in years) of the two children after 6 more years

1.  16

2.  22

3.  12

4.  11

5.  14

View Answer  
5
Correct Answer :

11


Explanation :
No Explanation available for this question

In the above figure, ABCD is a quadrilateral with the diagonals AC and BD intersecting at the point 0. Two lines EF and GH are drawn passing through 0, with E, H, F and G taken on AB, BC, CD and AD respectively.       If the area of the quadrilateral ABCD is 108 sq.cm, what is the sum of the areas of the all the triangles that can be observed in the figure

1.  324 sq.cm.

2.  432 sq.cm

3.  540 sq.cm.

4.  564 sq.cm.

5.  Cannot be determined

View Answer  
5
Correct Answer :

432 sq.cm


Explanation :
No Explanation available for this question

The total cost of 2 pencils, 5 erasers and 7 sharpeners is RsJO, while 3 pencils and 5 sharpeners cost Rs.15 more than 6 erasers. By what amount (in Rs.) does the cost of 39 erasers and 1 sharpener exceed the cost of 6 pencils

1.  20

2.  25

3.  30

4.  It does not exceed

5.  Cannot be determined

View Answer  
5
Correct Answer :

30


Explanation :
No Explanation available for this question

In a class, every boy is friends with exactly four girls and every girl is friends with exactly three boys. lt is known that there are only 17 desks in the classroom, each of which can hold not more than four students. If there are 59 students in the class who Study German, find the number of students in the class.

1.  60

2.  63

3.  66

4.  70

5.  Cannot be determined

View Answer  
5
Correct Answer :

63


Explanation :
No Explanation available for this question

Rajesh went on a 20-mile test drive on his new Honda. He started with a certain speed. After covering each mile. he decreased his speed by 2S%. If he took 8· minutes 6 seconds to cover the first 4 miles, find the time he would take to cover the next 4 miles.

1.  2S minutes 18 seconds

2.  2S minutes 27 seconds

3.  2S minutes 36 seconds

4.  25 minutes 42 seconds

5.  25 minutes S6 seconds

View Answer  
5
Correct Answer :

2S minutes 36 seconds


Explanation :
No Explanation available for this question

How many positive integral solutions of x, y and z exist for the equation x + y + z = 10, so that no two of the three quantities are equal

1.  36

2.  22

3.  32

4.  20

5.  24

View Answer  
5
Correct Answer :

24


Explanation :
No Explanation available for this question
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