HCF

Q. Using repeated subtracting method find HCF of 36 and 80(2 marks)

Q. Match the numbers with their correct factors.

1. 1
2. 11
3. 3
4. 4

Q. The number of factors of 108 is ______.

1. 12

Q. Select the factors of 75.

1. 1
2. 2
3. 3
4. 5
5. 15
6. 20
7. 25
8. 35

Q. Factorize the following:
$20q{p}^2+10pq$

Q. What are the common factors of 75, 60 and 210?

1. 1, 3, 5, 15 and 25

2. 1, 3, 5 and 15

3. 1, 3, 15 and 25

4. 3, 6 and 15

Q. Mr. Numbers, a mathematician, has been challenged by a rival mathematician, Ms. Maths. She has dared him to find the missing number in a sequence of numbers. Could you help Mr. Numbers?


\( 1, 2, 2, 4, 2 \),

Q. Factorize the following algebraic expression.
$a^2+14a+48$.

Q. Select the factors of 75.

1. 1
2. 2
3. 3
4. 5
5. 15
6. 20
7. 25
8. 35