The largest four-digit number which is a perfect cube, is:

1.  8000

2.  9261

3.  9999

4.  None of these

View Answer  
4
Correct Answer :

9261


Explanation :
No Explanation available for this question

By what least number 675 be multiplied to obtain a number which is a perfect cube

1.  5

2.  6

3.  7

4.  8

View Answer  
4
Correct Answer :

5


Explanation :
No Explanation available for this question

What is the smallest number by which 3500 be divided to make it a perfect cube ?

1.  9

2.  50

3.  300

4.  450

View Answer  
4
Correct Answer :

450


Explanation :
No Explanation available for this question

David obtained 76, 65, 82, 67 and 85 marks (out of 100) in English, Mathematics, Physics, Chemistry and Biology. What are his average marks

1.  65

2.  69

3.  72

4.  76

5.  None of these

View Answer  
5
Correct Answer :

None of these


Explanation :
No Explanation available for this question

In Arun’s opinion, his weight is greater than 65 kg but less than 72 kg. His brother does not agree with Arun and he thinks that Arun’s weight is greater than 60 kg but less than 70 kg. His mother’s view is that his weight cannot be greater than 68 kg. If all them are correct in their estimation, what is the average of different probable weight of Arun

1.  67 kg

2.  68 kg

3.  69 kg

4.  Data inadequate

5.  None of these

View Answer  
5
Correct Answer :

None of these


Explanation :
No Explanation available for this question

The average of 20 numbers is zero. Of them, at the most, how many may be greater than zero

1.  0

2.  1

3.  10

4.  19

View Answer  
4
Correct Answer :

19


Explanation :
No Explanation available for this question

Find the average of all the numbers between 6 and 34 which are divisible by 5

1.  18

2.  20

3.  24

4.  30

View Answer  
4
Correct Answer :

20


Explanation :
No Explanation available for this question

The average of first five multiples of 3 is:

1.  9

2.  9

3.  12

4.  15

View Answer  
4
Correct Answer :

9


Explanation :
No Explanation available for this question

The average of the first nine prime numbers is:

1.  9  

2.  11

3.  

4.  

View Answer  
4
Correct Answer :


Explanation :
No Explanation available for this question

The average of 2, 7, 6 and x is 5 and the average of 18, 1, 6, x and y is 10. What is the value of y

1.  5

2.  10

3.  20

4.  30

View Answer  
4
Correct Answer :

20


Explanation :
No Explanation available for this question
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