Aptitude/Number system mcq for competitive exams Sample Test,Sample questions

Question:
Cyclociity of 2 is -

1.4

2.5

3.even number

4.1


Question:
Cyclocity of 1 is -

1.2

2.3

3.ifinite

4.1


Question:
Cyclocity of 3 is -

1.3

2.1

3.2

4.4


Question:
Cyclocity of 5 is -

1.5

2.10

3.15

4.1


Question:
Factorial of 5 is -

1.5

2.120

3.720

4.12


Question:
factorial of 7 is -

1.720

2.7

3.120

4.5040


Question:
Find the greatest number that on dividing 150,194,245 leaves a remainder of 6,2,5 respectively 

1.12

2.24

3.48

4.64


Question:
Find the greatest number that on dividing 173,293,345 leaves a remainder of 3,4,5 respectively

1.34

2.17

3.14

4.24


Question:
Find the greatest number that on dividing 480,600,800 leaves a same remainder in each case.

1.40

2.30

3.15

4.70


Question:
HCF of 1,12,24,48,96,192,...........................

1.12

2.Infinite

3.1

4.None of the above


Question:
HCF of 11,13,17,19,21 is 

1.11

2.21

3.15

4.None of the above


Question:
HCF of 12,24,48,96,192,...........................

1.infinite

2.12

3.1

4.Not exist


Question:
HCF of 13,11,17 ?

1.13

2.11

3.17

4.1


Question:
HCF of 144,192,360 is -

1.12

2.1

3.24

4.2


Question:
HCF of 24,48,60 is 

1.12

2.60

3.1

4.None of the above


Question:
HCF of 34,13 and 17 is 

1.34

2.17

3.1

4.None of the above


Question:
HCF of 36,24,108 is 

1.13

2.12

3.24

4.108


Question:
HCF of prime numbers is always -

1.Not exist

2.1

3.infinite

4.depends on numbet


Question:
Highest power of 16 in 60! -

1.12

2.13

3.15

4.14


Question:
Highest power of 4 in 10! ?

1.5

2.6

3.4

4.8


Question:
Highest power of 6 in 85! * 84! ?

1.81

2.82

3.42

4.92


Question:
Highest power of 6 in 85! - 84! ?

1.81

2.82

3.42

4.92


Question:
Highest power of 6! in 50! ?

1.12

2.13

3.11

4.None of the above


Question:
How many factor of 540,360,900 common to each other ?

1.18

2.19

3.20

4.21


Question:
How many factor of N are going to have 5 at the unit places, where N is (2 to the power 5) *(3 to the power 4)*(5 to the power 2)

1.10

2.20

3.0

4.1


Question:
How many factors of 10! are a multiple of 7! ?

1.15

2.10

3.30

4.25


Question:
if 23*43*63 is divided by 4 then remainder is -

1.4

2.3

3.2

4.1


Question:
If the HCF of 120 and N is 8, how many two digit value called N assumed?

1.5

2.6

3.7

4.21


Question:
If the HCF of two natural number is 12, product of these two natural number is 1728. How many pair of number are possibe ?

1.1

2.4

3.2

4.3


Question:
Max power of 2 that divides 7! exactly -

1.1

2.2

3.4

4.3


Question:
LCM of 11 and 13 is 

1.11

2.13

3.12

4.None of the above


Question:
LCM of 2,4,8,16,32,64 up-to 10th term is 

1.2

2.1

3.64

4.1024


Question:
LCM of 34,68 is -

1.68

2.34

3.1

4.infinite


Question:
LCM of 4 and 8 is 

1.4

2.1

3.8

4.6


Question:
Lcm of 45 and 90 is 

1.5

2.46

3.45

4.None of the above


Question:
LCM of 56 and 112 is -

1.112

2.56

3.1

4.None of the above


Question:
LCM of prime numbers pair is always -

1.Sum of numbers

2.infinte

3.product of numbers

4.always 1


Question:
Max power of 2 in 100! is -

1.91

2.97

3.34

4.23


Question:
Max power of 3! in 100! is -

1.48

2.45

3.12

4.2


Question:
Number is divisible by 10-

1.if unit digit is divisible by 5

2.if unit digit is divisible by 0

3.Both of the above

4.None of the above


Question:
Number is divisible by 11 -

1.if unit digit is divisible by 0

2.if unit digit is divisible by 5

3.Both of the above

4.None of the above


Question:
Number is divisible by 2 if unit digit is divisible by 

1.3

2.5

3.1

4.2


Question:
Number is divisible by 25 -

1.if last two digit is 00

2.if last two digit is 25

3.if last two digit is 75

4.1 and 2


Question:
Number is divisible by 3 

1.if sum of digit is divisible by 2

2.if sum of digit is divisible by 3

3.if sum of digit is divisible by 5

4.if product of digit is divisible by 3


Question:
Number is divisible by 4 

1.if last two digit is divisible by 4

2.if sum of digit is divisible by 4

3.Both of the above

4.None of the above


Question:
Number is divisible by 5 -

1.if unit digit is divisible by 0

2.if unit digit is divisible by 5

3.Both of the above

4.None of the above


Question:
Number is divisible by 6 -

1.if it is divisible by 2 and 3

2.if it is divisible by 1 and 3

3.Both of the above

4.None of the above


Question:
Number is divisible by 8 

1.if last three digit is divisible by 8

2.if sum of digit is divisible by 8

3.Both of the above

4.None of the above


Question:
number is divisible by 9 if

1.if sum of digit is divisible by 3

2.if sum of digit is divisible by 9

3.if product of digit is divisible by 4

4.if product of digit is divisible by 3


Question:
Prime number is

1.11

2.13

3.37

4.All of the above


Question:
Prime number is 

1.12

2.14

3.15

4.None of the above


Question:
Prime numbers are those which are

1.natural number

2.divisible by 2

3.divisible by 3

4.divisible by 1 and itself


Question:
The HCF of two natural number is 10. sum of these two natural number is 90. how many pair of number are possible ?

1.3

2.2

3.1

4.4


Question:
unit digit of N is 5 where N is natural number, if N is multiply by any even number then unit digit become ?

1.remain constant

2.become zero

3.become one

4.None of the above


Question:
Unit digit of number if number is 3 to the power 983 ?

1.7

2.1

3.3

4.4


Question:
unit digit of number,if number is 7 to the power 542 ?

1.7

2.2

3.9

4.1


Question:
What should be multiply in 9 to become 27 ?

1.9

2.1

3.3

4.None of the above


Question:
What will be the remainder when 1!+2!+3!+4!+.....+100! is divide by 4 ?

1.2

2.1

3.4

4.8


Question:
What will the remainder when 1!+2!+3!+........100! is divided by 24 ?

1.9

2.8

3.17

4.13


Question:
when 10 power of 2 is divided by 256 the leaves the remainder of ?

1.1

2.10

3.0

4.None of the above


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