Test:
Factors I - Challenging
×
Double click on maths expressions to zoom
Question 1:
What is LCM (the Least Common Multiple) of
25
and
105
?
A
2625
B
525
C
1050
D
250
Question 2:
What is LCM of
14
and
196
?
A
196
B
392
C
1372
D
2744
Question 3:
What is LCM of
12
,
15
A
75
B
72
C
90
D
60
Question 4:
Write
108
as a product of prime numbers
A
11
⋅
11
B
27
⋅
4
C
2
⋅
2
⋅
3
⋅
3
⋅
3
D
2
⋅
2
⋅
3
⋅
3
⋅
5
Question 5:
Write
99
as a product of prime numbers
A
3
⋅
3
⋅
3
⋅
2
⋅
2
B
2
⋅
2
⋅
3
⋅
11
C
2
⋅
3
⋅
3
⋅
3
⋅
3
D
3
⋅
3
⋅
11
Question 6:
Write
186
as a product of prime numbers
A
2
⋅
3
⋅
3
⋅
5
⋅
11
B
3
⋅
3
⋅
3
⋅
3
⋅
5
C
2
⋅
2
⋅
3
⋅
3
⋅
11
D
2
⋅
3
⋅
31
Question 7:
What is HCF (the Highest Common Factor) of
116
,
24
?
A
2
B
12
C
4
D
1
Question 8:
What is HCF of
425
and
952
?
A
1
B
17
C
68
D
85
Question 9:
What is HCF of
320
and
860
?
A
32
B
20
C
320
D
40
Question 10:
Solve:
2
5
⋅
3
2
⋅
5
⋅
7
A
10080
B
5040
C
10800
D
2520
Prev Page
Next Page
Submit
Click here to resume the test
Saving test