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A prime number is a whole number that only has two factors which are itself and one.
The prime numbers between 2 and 100 are 2, 3, 5, 7, 11, 13, 17, 19, 23, 29, 31, 37, 41, 43, 47, 53, 59, 61, 67, 71, 73, 79, 83, 89 and 97.

Composite numbers are those numbers which have more than two factors.

For example, 4 is a composite number and it can be divided by 1, 2 and 4.

6 is a composite number and it can be divided by 1, 2, 3 and 6.

8 is a composite number and it can be divided by 1, 2, 4 and 8.

9 is a composite number and it can be divided by 1, 3 and 9.

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ANSWER

974683369+95734784

Posted by Raghunandan Kulkarni 6 years, 1 month ago

CBSE > Class 05 > Mathematics

1 answers

Raghunandan Kulkarni 6 years, 1 month ago

583684437

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ANSWER

Find the perimeter Lenght=30 Breadth=28

Posted by Priya Musla 6 years, 1 month ago

CBSE > Class 05 > Mathematics

4 answers

Satyabhama Sahoo 6 years, 1 month ago

840

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Abdallah Fasi 6 years, 1 month ago

How many composite numbers from 1 to 100

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Abdallah Fasi 6 years, 1 month ago

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Priya Musla 6 years, 1 month ago

840 sq.

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which two numbers will look the same on being rotated after half a turn

Posted by Mohsina Patel 6 years, 1 month ago

CBSE > Class 05 > Mathematics

4 answers

Satyabhama Sahoo 6 years, 1 month ago

Two numbers will look the same on being rotated after half a turn as 0 and 8

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Nij Hareshkumar 6 years, 1 month ago

1,0

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Nirmala Revadi 6 years, 1 month ago

1, 0&8

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Mohsina Patel 6 years, 1 month ago

1,0

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ANSWER

How to find one by two turn, 1/4 turn and 1/3 turn of an object

Posted by Sri Priya 6 years, 1 month ago

CBSE > Class 05 > Mathematics

1 answers

Jaganathan Jaganathan 6 years, 1 month ago

We have to turn

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L.C.M of 24,20,56

Posted by Manu Suruthi 6 years, 1 month ago

CBSE > Class 05 > Mathematics

5 answers

Satyabhama Sahoo 6 years, 1 month ago

Lcm(24,20,56)=2×2×2×3×5×7=840

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Yogita Ingle 6 years, 1 month ago

Prime factorization of the numbers:
24 = 2 × 2 × 2 × 3
20 = 2 × 2 × 5
56 = 2 × 2 × 2 × 7
LCM(24, 20, 56) = 2 × 2 × 2 × 3 × 5 × 7 = 840

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Manu Suruthi 6 years, 1 month ago

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Manu Suruthi 6 years, 1 month ago

240

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Manu Suruthi 6 years, 1 month ago

280

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H.C.F of 24,20,56

Posted by Manu Suruthi 6 years, 1 month ago

CBSE > Class 05 > Mathematics

4 answers

Prashant Chaturvedi 6 years, 1 month ago

Thiks

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Satyabhama Sahoo 6 years, 1 month ago

Sory hcf(20,24,56)=2×2×2=8

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Satyabhama Sahoo 6 years, 1 month ago

Hcf(24,20,56)=2×2×2×=6

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Manu Suruthi 6 years, 1 month ago

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ANSWER

H.C.F of 25, 30,60

Posted by Manu Suruthi 6 years, 1 month ago

CBSE > Class 05 > Mathematics

2 answers

Yogita Ingle 6 years, 1 month ago

The factors of 25 are: 1, 5, 25

The factors of 30 are: 1, 2, 3, 5, 6, 10, 15, 30

The factors of 60 are: 1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60

Then the highest common factor is 5.

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Manu Suruthi 6 years, 1 month ago

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ANSWER

L.C.M of 25,30,60

Posted by Manu Suruthi 6 years, 1 month ago

CBSE > Class 05 > Mathematics