### H.C.F. and L.C.M MCQ

What does H.C.F. stand for?

a) Highest Common Factor

b) Highest Composite Factor

c) Higher Coefficient Fraction

d) Home Calculation Formula

Answer: a) Highest Common Factor

What does L.C.M. stand for?

a) Lowest Composite Multiple

b) Lowest Coefficient Method

c) Lowest Common Multiple

d) Low Calculation Mode

Answer: c) Lowest Common Multiple

What is the H.C.F. of 18 and 24?

a) 6

b) 8

c) 12

d) 15

Answer: a) 6

What is the L.C.M. of 12 and 18?

a) 24

b) 36

c) 54

d) 72

Answer: b) 36

Which number is a common factor of 15 and 25?

a) 5

b) 10

c) 15

d) 20

Answer: a) 5

Which number is a multiple of 7 and 9?

a) 54

b) 63

c) 72

d) 81

Answer: b) 63

Find the H.C.F. of 36, 48, and 60.

a) 12

b) 16

c) 20

d) 24

Answer: a) 12

Find the L.C.M. of 8, 12, and 16.

a) 32

b) 48

c) 64

d) 72

Answer: b) 48

Which number is a common factor of 24, 36, and 48?

a) 6

b) 12

c) 18

d) 24

Answer: b) 12

Which number is a multiple of 5, 6, and 10?

a) 60

b) 70

c) 80

d) 90

Answer: a) 60

Find the H.C.F. of 72 and 108.

a) 18

b) 24

c) 36

d) 48

Answer: c) 36

Find the L.C.M. of 15 and 25.

a) 75

b) 125

c) 150

d) 225

Answer: a) 75

Which number is a common factor of 40 and 60?

a) 10

b) 15

c) 20

d) 25

Answer: c) 20

Which number is a multiple of 8 and 10?

a) 40

b) 48

c) 56

d) 64

Answer: b) 48

Find the H.C.F. of 54, 72, and 90.

a) 9

b) 12

c) 18

d) 24

Answer: b) 12

Find the L.C.M. of 9, 12, and 15.

a) 36

b) 45

c) 54

d) 72

Answer: b) 45

Which number is a common factor of 30, 45, and 60?

a) 5

b) 10

c) 15

d) 20

Answer: c) 15

Which number is a multiple of 6, 8, and 12?

a) 24

b) 48

c) 72

d) 96

Answer: b) 48

Find the H.C.F. of 90 and 120.

a) 10

b) 15

c) 30

d) 45

Answer: c) 30

Find the L.C.M. of 18 and 27.

a) 36

b) 54

c) 72

d) 90

Answer: b) 54

Which number is a common factor of 24 and 36?

a) 4

b) 6

c) 8

d) 12

Answer: b) 6

Which number is a multiple of 12 and 15?

a) 60

b) 72

c) 84

d) 96

Answer: a) 60

Find the H.C.F. of 80, 100, and 120.

a) 10

b) 20

c) 30

d) 40

Answer: b) 20

Find the L.C.M. of 6, 8, and 10.

a) 24

b) 30

c) 40

d) 60

Answer: d) 60

Which number is a common factor of 16, 24, and 32?

a) 4

b) 8

c) 12

d) 16

Answer: b) 8

Which number is a multiple of 10, 15, and 20?

a) 60

b) 70

c) 80

d) 90

Answer: a) 60

Find the H.C.F. of 64 and 96.

a) 8

b) 16

c) 24

d) 32

Answer: c) 24

Find the L.C.M. of 12 and 20.

a) 40

b) 60

c) 80

d) 100

Answer: b) 60

Which number is a common factor of 18, 27, and 36?

a) 6

b) 9

c) 12

d) 18

Answer: b) 9

Which number is a multiple of 9, 12, and 15?

a) 45

b) 60

c) 75

d) 90

Answer: b) 60