Question # 1

Prime factorization of 16 is

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2x 8

1 x 16

2 x 2 x 2 x 2

2 x 4 x 2

The greatest numebr which divides two or more given numbers simultaneously is called.

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LCM

HCF

Factorization

Factor

The greastest numebr which divides two or more given numbers simulataneously is called.

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LCM

HCF

Factorization

Factor

The smallaest number which divides 5,10,15 completelty is.

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15

30

40

50

The LCM of 33,66 and 81 is.

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1770

1872

1782

1287

The common prime factor of 12,16,28 are.

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2 , 2

2 , 2, 7

2, 2,2,2

2,2,3

Number of methods to find LCM

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1

2

3

4

Prime factorization of 121 is

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11

11 x 11

12 x 1

121

Common prime factors of 36 and 48 are

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2 x 2 x 3 x 3

2 x 3 x 8

2 x 2 x 3

2 x 3 x 6

The HCF of 20,48 and 56 is.

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4

3

5

1

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Mathematics 5th Class Chapter 2 Online Test MCQs With Answers

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