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

Write the prime numbers that end in 5.

Important Questions on Factors and Multiples

EASY
5th CBSE
IMPORTANT

Identify the only prime number which is even.

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 smallest odd composite number is?

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=___ + ____