A semi-circle is drawn with AB as its diameter. From C, a point on AB, a line perpendicular to AB is drawn meeting the circumference of the semi-circle at D. Given that AC = 2 cm and CD = 6 cm, the area of the semi-circle (in sq.cm) will be:

1.  32π

2.  50 π

3.  40.5 π

4.  81 π

5.  undeterminable

View Answer  
5
Correct Answer :

50 π


Explanation :
No Explanation available for this question

There are 6 tasks and 6 persons. Task 1 cannot be assigned either to person 1 or to person 2; task 2 must be assigned to either person 3 or person 4. Every person is to be assigned one task. In how many ways can the assignment be done

1.  144

2.  180

3.  192

4.   360

5.  716

View Answer  
5
Correct Answer :

144


Explanation :
No Explanation available for this question

The number of employees in Obelix Menhir Co. is a prime number and is less than 300. The ratio of the number of employees who are graduates and above, to that of employees who are not, can possible be:

1.  101:88

2.   87:100

3.  110:111

4.  85:98

5.  97:84

View Answer  
5
Correct Answer :

97:84


Explanation :
No Explanation available for this question

If logy x = (a.logz y) = (b. logx z) = ab, then which of the following pairs of values for (a,b) is not possible

1.  (-2,1/2)

2.  (1,1)

3.  (0.4,2.5)

4.  (π,1/π)

5.  (2,2)

View Answer  
5
Correct Answer :

(2,2)


Explanation :
No Explanation available for this question

An equilateral triangle BPC is drawn inside a square ABCD. What is the value of the angle APD in degrees

1.  75

2.  90

3.  120

4.  135

5.  150

View Answer  
5
Correct Answer :

150


Explanation :
No Explanation available for this question

The sum of three consecutive natural numbers each divisible by 3 is 72. What is the largest among them

1.  25

2.  26

3.  27

4.  30

5.  26

View Answer  
5
Correct Answer :

27


Explanation :
No Explanation available for this question

The numerator of a non-zero rational number is five less  than the denominator. If the denominator is increased.  by eight and the numerator is doubled, then again we get the same rational number. The required rational number is

1.  1/8

2.  4/9

3.  2/8

4.  3/8

5.  3/8

View Answer  
5
Correct Answer :

3/8


Explanation :
No Explanation available for this question

Find the greatest number that will divide 640, 710 and 1526 so as to leave 11, 7, 9 as remainders respectively

1.  36

2.  37

3.  42

4.  29

5.  47

View Answer  
5
Correct Answer :

37


Explanation :
No Explanation available for this question

Jayesh is as much younger than Anil as he is older than Prashant. If the sum of the ages of Anil and Prashant is 48 years, what is Jayesh’s age in years

1.  29

2.  30

3.  24

4.  25

5.  28

View Answer  
5
Correct Answer :

24


Explanation :
No Explanation available for this question

A bag contains one rupee, 50-paise and 25-paise coins in the ratio 2 : 3 5. Their total value is Rs. 114.The value of 50 paise coins is

1.  Rs. 28

2.  Rs. 36

3.  Rs. 49

4.  Rs. 72

5.  Rs. 50

View Answer  
5
Correct Answer :

Rs. 28


Explanation :
No Explanation available for this question
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