Questions
The successor of every even number is
- Even
- Prime
- Odd
- Composite
Which of these numbers is a factor of every number ?
- 0
- 1
- 2
- 4
A factor of a number is an exact _______of that number
- Divisor
- Multiple
- Addition
- None of these
What are the numbers which have more than two factors called?
- Even numbers
- prime numbers
- composite numbers
- odd numbers
128 is divisible by
- 2
- 3
- 6
- 8
The least prime number between 1 and 10 is
- 2
- 5
- 3
- 7
which of the following numbers is not a factor of 15?
- 1
- 3
- 4
- 5
The number of a multiples of a given number is ______.
- infinite
- 2
- finite
- none of the these
Which of them is not a prime number?
- 23
- 4
- 11
- 13
Write the number which is even as well as prime.
- 3
- 2
- 4
- 1
An integer when added to its opposite gives _____as the sum.
- 1
- 2
- 0
- 4
Ramesh thinks of integer. He subtracts 12 from it and gets the result as -6. What was the integer he thought of ?
- 6
- 13
- 5
- 4
Find the sums of the following integer (-7)+(-9)+(+4)+(+3)
- 9
- -9
- -8
- 8
The statement " When integer added to itself, the sum is greater than the integer" is
- always true
- never true
- true only when the integer is positive
- true for non-negative integers
when a negative integers is subtracted from another negative integers, the sign of the result
- is always negative
- is always positive
- is never negative
- depends on the numerical value
Every integer less than 0 has the sign
- +
- -
- ÷
- none of these
The additive inverse of a negative integer
- is always negative
- is always positive
- is the same integer
- Zero
The successor of the predecessor of -50 is
- -48
- -49
- -50
- -51
The integer '5 units to the right of 0 on the number line' is
- +5
- -5
- +4
- -4
The number of integers between -2 and 2 is
- 3
- 5
- 2
- 4
Identify the negative integers from the given numbers. – 5, 3, 0, 5, – 6, 7, 3, 4, – 4, – 7
- 3,0,-5,-6
- -5,-3,-6,7
- -5,-6,-4,0
- – 5, – 6, – 4 and – 7
(-5)+8 =
- -3
- +3
- 5
- -5
If a and b are co-primes, then what is their common factor?
- 1
- 2
- 3
- ab
Additive inverse of -a is
- a
- 1/a
- -a
- None of these
Write numbers with appropriate signs: 40∘C below 0∘C temperature
- 30
- 40
- -40
- none of these