Class 4 Factors Multiples Estimation CBSE Questions & Answers

Class 4 · Factors Multiples Estimation

This is Mathematics Class 4 Factors Multiples Estimation CBSE Questions & Answers. There are 15 questions in this test with each question having around four answer choices.

Questions & Answers

1
LCM of 15 and 30 is
  • A
    30
    Correct
  • B
    45
  • C
    15
  • D
    5
2
Numbers which have only two factors are called _______ numbers.
  • A
    Composite
  • B
    Prime
    Correct
  • C
    Odd
  • D
    Even
3
The product of two odd numbers between 3 and 8 is
  • A
    35
    Correct
  • B
    12
  • C
    5
  • D
    24
4
Number 2 is called _______ number.
  • A
    Co-prime
  • B
    Composite
  • C
    Prime
    Correct
  • D
    Unique
5
________ is a factor of every number
  • A
    5
  • B
    2
  • C
    0
  • D
    1
    Correct
6
The smallest odd number is
  • A
    1
    Correct
  • B
    0
  • C
    3
  • D
    2
7
Sum of the odd number between 5 and 12 is
  • A
    27
    Correct
  • B
    7
  • C
    17
  • D
    8
8
The Product of all odd numbers between 3 and 8 is
  • A
    21
  • B
    5
  • C
    35
    Correct
  • D
    12
9
Find a number which is a multiple of all the numbers from 1 to 10?
  • A
    1444
  • B
    720
  • C
    1260
  • D
    5040
    Correct
10
Write nearest thousand 32174
  • A
    31817
  • B
    32174
  • C
    32000
    Correct
  • D
    31090
11
Pick out the prime number from the following
  • A
    17
    Correct
  • B
    27
  • C
    49
  • D
    39
12
The greatest prime number less than 100 is
  • A
    93
  • B
    97
    Correct
  • C
    100
  • D
    99
13
Round the number to the nearest thousand 20963
  • A
    1000
  • B
    9000
  • C
    20000
  • D
    21000
    Correct
14
The Prime factors of 24 are
  • A
    \(6 \times 4\)
  • B
    \(8 \times 3\)
  • C
    \(2 \times 2 \times 2 \times 3\)
    Correct
  • D
    \(2 \times 3 \times 4\)
15
Round off 917 to the nearest Hundred
  • A
    910
  • B
    950
  • C
    1000
  • D
    900
    Correct