A number has 15 as a factor. Can you give two other factors of that number?
  • 2,3
  • 3,5
  • 5,7
  • 7,3
Which is the largest prime number less than 100?
  • 91
  • 93
  • 97
  • 99
The number which is divisible by 7 is
  • 107
  • 117
  • 322
  • 207
71524 is divisible by 11
  • True
  • False
Which is the smallest prime factor of 119?
  • 17
  • 2
  • 3
  • 7
Three bottles of oil contain 120, 240,288 ml of oil respectively. Find the largest container which can measure these quantities of oil exactly?
  • 24
  • 60
  • 120
  • 249
Three bells ring at the interval of 15,20, 30 minutes respectively. If they ring together at 12 noon. When will they again ring together?
  • 12:30 pm
  • 12:45 pm
  • 1 pm
  • 1:30 pm
If HCF of 50 and 20 is 10, what is its LCM?
  • 20
  • 50
  • 1000
  • 100
Which of the following is not a factor of 36
  • 12
  • 6
  • 9
  • 18
  • 24
Which of the following is not a multiple of 12
  • 12
  • 36
  • 98
  • 108
1 is a factor of every number.
  • True
  • False
Every number is the multiple of itself
  • True
  • False
Which of the following is false
  • Factors of any number is finite.
  • Multiples of any number is finite
How many prime numbers are there which are less than 30
  • 7
  • 10
  • 11
  • 13
360 is not divisible by
  • 8
  • 3
  • 11
  • 9
Which of the following is true
  • If a number is divisible by 3, it must be divisible by 9.
  • A number is divisible by 18, if it is divisible by both 3 and 6.
  • If two numbers are co-prime, at least one of them must be prime.
  • A number is divisible by 9 and 10 both, then it must be divisible by 90.
1 is a
  • Prime number
  • Composite number
  • Even number
  • Odd number
In which of the following prime factorisation has been done:
  • 56 = 1x2x2x2x7
  • 56 = 2x2x2x7
  • 56 = 2x4x7
  • 56 = 2x2x14
Common factor of 56 and 64 is:
  • 16
  • 28
  • 8
  • 32
Common multiple of 15 and 10 is:
  • 15
  • 20
  • 30
  • 100
Lowest Common Factor of 12 and 8 is :
  • 1
  • 2
  • 4
  • 8
Heighest Common Factor of 12 and 8 is :
  • 1
  • 2
  • 4
  • 8
Lowest Common Multiples of 12 and 8 is :
  • 12
  • 8
  • 16
  • 24
Heighest Common Multiple of 12 and 8 is:
  • 120
  • 80
  • infinite
  • Can't be calculated
LCM of 12, 16, 24, 36
  • 72
  • 48
  • 144
  • 96
HCF of co-prime number is always
  • 1
  • 2
  • 7
  • 3
Renu purchases two bags of fertiliser of weights 75 kg and 69 kg. Find the maximum value of weight which can measure the weight of the fertiliser exact number of times.
  • 1 kg
  • 3 kg
  • 5 kg
  • 15 kg
The traffic lights at three different road crossings change after every 48 seconds, 72 seconds and 108 seconds respectively. If they change simultaneously at 7 a.m., at what time will they change simultaneously again?
  • After 7 min
  • After 7 min 12 sec
  • After 7 min 48 sec
  • After 7 min 52 sec
0 is a natural number.
  • true
  • false
smallest prime number is
  • 2
  • 1
  • 3
  • 5
smallest odd prime number is
  • 1
  • 2
  • 5
  • 3
smallest composite number is
  • 2
  • 4
  • 6
  • 5
Which of the following is an Even Number?
  • 1245
  • 76245
  • 9900
  • 34679
Which of the following is divisible by 3?
  • 474
  • 31
  • 85
  • 100
Which of the following is divisible by 8?
  • 1245
  • 9000
  • 411
  • 357
_____ is the smallest factor of 12?
  • 12
  • 3
  • 2
  • 1
Fill in the smallest digit in the blank so that 156__9 is divisible by 3.
  • 0
  • 1
  • 2
  • 3
Fill in the smallest digit in the blank so that 470__ is divisible by 4.
  • 1
  • 2
  • 3
  • 0
_____ is the highest factor of every number.
  • 0
  • 1
  • Number Itself
  • 100
Multiple of a number is greater than or equal to the given number.
  • True
  • False
Numbers having more than 2 factors are called _______.
  • Even Numbers
  • Odd Numbers
  • Prime Numbers
  • Composite Numbers
Is 5445 divisible by 11?
  • True
  • False
The first 2 common multiples of 3 and 4 are ____ and ___.
  • 12 and 20
  • 12 and 16
  • 12 and 18
  • 12 and 24
The common factors of 60 and 75 are ____________.
  • 1,3
  • 1,3,5
  • 1,3,5,10
  • 1,3,5,15
A number which has only two factors are called ____ numbers.
  • Odd Numbers
  • Even Numbers
  • Prime Numbers
  • Composite Numbers
18 is divisible byIs it also divisible by 2 and 3?
  • True
  • False
If a number has 0 in ones place, then it is divisible by _____.
  • 5
  • 10
  • both ( 5 and 10)
  • None of the Above
The common factors of 4, 12 and 16 are _____________.
  • 1 and 4
  • 2 and 4
  • 4 and 3
  • 1 , 2 and 4
11 and 17 are _____________ prime numbers.
  • even prime numbers
  • twin prime numbers
  • co - prime numbers
  • not
Two numbers having only 1 as a common factor.
  • Whole number
  • Co- Prime number
  • Composite number
  • Natural number
0:0:1



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