1. If one-third of one-fourth of a number is 15, then three-tenth of that number is:
A. 35 B. 36
C. 45 D. 54
2.The difference between the squares of two consecutive odd integers is always divisible by:
[A] 3
[B] 6
[C] 7
[D] 8
| 3. | What is the value of M and N respectively if M N is divisible by 8 and 11, where M and N are single digit integers?
|
| A. | 7,8 |
| B. | 8,6 |
| C. | 6,4 |
| D. | 5,4
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View Answer With Explanation
4.A positive integer, which when added to 1000, gives a sum which is greater than when it is multiplied by 1000. This positive integer is:
[A] 1
[B] 3
[C] 5
[D] 7
5.The sum of two numbers is 22. Five times one number is equal to 6 times the other. The bigger of the two numbers is
A. 10 B. 12
C. 15 D. 16
6.The smallest value of n, for which 2n + 1 is not a prime number, is:
[A] 3
[B] 4
[C] 5
[D] None of these
| 7. | IBM-Daksh observes that it gets a call at an interval of very 10 minutes from Seattle, at every 12 minutes from Arizonia, at the interval of 20 minutes from New York and after every 25 minutes it gets the call from Newark. If in the early morning at 5:00 a.m. it has received the calls simultaneously from all the four destinations, then at which time it will receive the calls at a time from all places on the same day?
|
| A. | 10:00 am |
| B. | 3:00 am |
| C. | 5:00 am |
| D. | Both (A) and (B)
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8.What largest number of five digits is divisible by 99?
[A] 99909
[B] 99981
[C] 99990
[D] 99999
9. Three times the first of three consecutive odd integers is 3 more than twice the third. The third integer is:
A.9 B.11
C.13 D.15
10.If the sum of two numbers is 22 and the sum of their squares is 404, then the product of the numbers is
A. 40 B. 44
C. 80 D. 88
