EASY
5th CBSE
IMPORTANT
Earn 100

Use the grid below to answer the following question.

1 2 3 4 5 6 7 8 9 10
11 12 13 14 15 16 17 18 19 20
21 22 23 24 25 26 27 28 29 30
31 32 33 34 35 36 37 38 39 40
41 42 43 44 45 46 47 48 49 50
51 52 53 54 55 56 57 58 59 60
61 62 63 64 65 66 67 68 69 70
71 72 73 74 75 76 77 78 79 80
81 82 83 84 85 86 87 88 89 90
91 92 93 94 95 96 97 98 99 100

The smallest odd composite number is?

60% studentsanswered this correctly

Important Questions on Factors and Multiples

EASY
5th CBSE
IMPORTANT

Use the grid below to answer the following question.

1 2 3 4 5 6 7 8 9 10
11 12 13 14 15 16 17 18 19 20
21 22 23 24 25 26 27 28 29 30
31 32 33 34 35 36 37 38 39 40
41 42 43 44 45 46 47 48 49 50
51 52 53 54 55 56 57 58 59 60
61 62 63 64 65 66 67 68 69 70
71 72 73 74 75 76 77 78 79 80
81 82 83 84 85 86 87 88 89 90
91 92 93 94 95 96 97 98 99 100

The greatest prime number before 50 is?

EASY
5th CBSE
IMPORTANT

Use the grid below to answer the following question.

Question Image

____ and ___ are the only two consecutive prime numbers before 100.

MEDIUM
5th CBSE
IMPORTANT

Express the following composite numbers as the sum of two prime numbers.

12=___ + ____

EASY
5th CBSE
IMPORTANT

Express the following composite numbers as the sum of two prime numbers.

16=___ + ____

EASY
5th CBSE
IMPORTANT

Express the following composite numbers as the sum of two prime numbers.

24=___ + ____

EASY
5th CBSE
IMPORTANT

Express the following composite numbers as the sum of two prime numbers.

42=___ + ____

HARD
5th CBSE
IMPORTANT
For a birthday party 48, balloons are to be put in rows of equal number of balloons. In how many ways the balloons can be put so that there are at least 2, balloons in each row.
MEDIUM
5th CBSE
IMPORTANT
Write the prime factorisation of 24.