Question

Exercise 5,2
1. Fill in the blanks.
a) The factors of 16 are
b) The factors of 32 are
c)
The common factors of 16 and 32 are
d)
The highest common factor of 16 and 32 is
For each statement, state whether it is true or false.
a)
The HCF of two numbers will divide both the numbers exactly
b)
1 cannot be a common factor of two numbers.
c)
The HCF of the two numbers is always less than any of the giv
numbers.
d)
A smaller number is always a factor of the greater number
Find all the factors of the following numbers.
a) 12
b) 40
c) 48
d) 112
Find the common factors and HCF of each of the following pairs.
a) 13 and 39 b) 32 and 64 c) 45 and 90 d) 10 and​

Answer 1

Answer:

a. 4*4, 8*2

b. 16*2, 8*4

c.

Answer 2

A)2,4,8, b) 2,4,8 c)2,4,8 d)8
A)true b) false as 1,3 has one as the factor c) true d) false I think
A)1,2,3,6,12
B)1,2,4,5,8,40
C)1,2,34,6,8,12,16,24,28,48
D)1,2,4,7,8,14,16,28,56,112

A)factors of 13 are 1,13 and factors of 39 are 1,3,13,39 . Therefore 13 is the highest common factor of 13and 39
B)Hcf of 32 and 64 is 32
C)hcf of 45 and 90 is 45
D) hcf of 10 and