AMCAT/COCUBES PLACEMENT QUESTION FROM THE NUMBER SYSTEM TOPIC. Repeated questions in placement papers from the arithmetic topic. CAPGEMINI ,INFOSYS TECHM,ACCENTURE, DELOITE TCS, CTS

1. PLACEMENT
QUESTIONS

2. If A381 is divisible by 11,
Find the value of the smallest natural
number A?
5
6
7
9 1
Question No:1

3. Question No:2
The number ,one less than 7^19 is
divisible by
16
6
7
49
2

4. Question No:3
Find the LCM of 5/2,8/9,11/14.
280
360
420
None of these
3

5. Question No: 4
The LCM of 5,8,12,20 will not be a
multiple of
5
3
8
9
4

6. Question No: 5
.
Find the Unit digit of 122^122*133^133.
2
4
6
8
5

7. Question No: 6
Find the Remainder of 9^99/8
1
9
8
7
6

8. Question No: 7
What is the Remainder when
N=(1!+2!+3!+……..+1000!)^40 is divided by 10?
 1
 3
 7
 8
7

9. Question No: 8
Find the Remainder of 15*17*19
when divided by 7?
5
1
3
0
8

10. Question No:9
What is the number of zeros at the
end of 126!
26
12
13
31
9

11. Question No:10
Find the number of divisors of 1420?
14
13
15
12
10

12. Question No:11
Find the total number of factors of
number N=12^3*13^2*14?
24
64
192
216
11

13. Question No:12
The value of
101+102+103+……………+200 is
15050
20200
10909
16500
12

14. Question No:13
Which of the following is not a perfect
square?
100858
321537
945723
All the above
13

15. Question No:14
Find the last two digits of 7 ^2008
31
51
01
71
14

16. Question No:15
Find the Maximum power of 3 in 30!
13
14
10
15
15

17. Question No:16
Find the last two digits of
1115*2275*3455*4265
35
25
75
65
16

18. Question No:17
A two digit number divided by by 6 gives
perfect square ,when square will exceed
the two digit number by 160,find the 2
digit number
54
24
96
48 17

19. Question No:18
Find the unit digits of the product
428*317*525
6
4
9
0
18

20. Question No:19
Three alarms ring at intervals of 2,6,12 minutes
respectively if they all ring together at 1PM when
will they ring all together for the next time
1 AM
1:12 PM
1:12 AM
Next 1PM
19

21. Question No:20
Find the number of zeros in 100!
 20
 23
 24
 19
20