EduSahara™ Assignment
Name : HCF
Chapter : Factors and Multiples
Grade : ICSE Grade VI
License : Non Commercial Use
Question
1
1.
Find all common factors of 31 and 21
(i)
{1,31}
(ii)
{31}
(iii)
{1,21}
(iv)
{1}
(v)
{7}
Question
2
2.
Find all common factors of 14 , 4 and 6
(i)
{1,2,4}
(ii)
{2,7}
(iii)
{1,2,14}
(iv)
{1,4}
(v)
{1,2}
Question
3
3.
Find all common factors of 7 and 11
(i)
{7}
(ii)
{1}
(iii)
{1,7}
(iv)
{11}
(v)
{1,11}
Question
4
4.
Find all common factors of 12 , 6 and 28
(i)
{1,12}
(ii)
{1,2}
(iii)
{1,2,0}
(iv)
{1,2,12}
(v)
{1,0}
Question
5
5.
Find the HCF of
{14,16}
(i)
4
(ii)
3
(iii)
(-1)
(iv)
2
(v)
1
Question
6
6.
Find the HCF of
{36,18}
(i)
21
(ii)
17
(iii)
19
(iv)
18
(v)
16
Question
7
7.
Find the HCF of
{18,46,14}
(i)
1
(ii)
0
(iii)
5
(iv)
3
(v)
2
Question
8
8.
Find the HCF of
{46,10,38,20}
(i)
2
(ii)
3
(iii)
1
(iv)
4
(v)
0
Question
9
9.
Find the HCF of
{180,480}
(i)
62
(ii)
58
(iii)
59
(iv)
60
(v)
61
Question
10
10.
Find the HCF of
{240,320}
(i)
81
(ii)
83
(iii)
80
(iv)
79
(v)
77
Question
11
11.
Find the HCF of
{100,960,800}
(i)
22
(ii)
17
(iii)
20
(iv)
19
(v)
21
Question
12
12.
Find the HCF of
{280,200,32,24}
(i)
5
(ii)
7
(iii)
10
(iv)
9
(v)
8
Assignment Key
1) (iv)
2) (v)
3) (ii)
4) (ii)
5) (iv)
6) (iv)
7) (v)
8) (i)
9) (iv)
10) (iii)
11) (iii)
12) (v)