HCF & LCM Quiz Question Answers Free Online Practice Test – 1

H.C.F & L.C.M Problem comes under Aptitude: This mock test having 15 question, with four choices. On each click on answers system will tell you where the answers is correct or incorrect. You can view this H.C.F & L.C.M test question details at the end of the quiz.

This HCF & LCM questions answers are applicable for any kind of entrance exam or job related exam especially for bank exams, SSC, CAT, CLAT, P.O practice as much as you can so gather knowledge of how to answers H.C.F & L.C.M critical in short time and this can be a big factor for cracking any exam.

H.C.F & L.C.M

Congratulations - you have completed H.C.F & L.C.M.You scored %%SCORE%% out of %%TOTAL%%.Your performance has been rated as %%RATING%%
Your answers are highlighted below.
Question 1
252 can be expressed as a product of primes as : 
A
2 × 2 × 3 × 3 × 7
B
2 × 2 × 2 × 3 × 7
C
3 × 3 × 3 × 3 × 7
D
2 × 3 × 3 × 3 × 7
Question 2
Which of the following has most number of divisors?
A
99
B
101
C
176
D
182
Question 3
A number n is said to be perfect if the sum of all its divisors (excluding n itself) is equal to n. An example of perfect number is :
A
6
B
9
C
15
D
21
Question 4
1095/1168 when expressed in simplest form is :
A
13/16
B
15/16
C
17/26
D
25/26
Question 5
Reduce 128352/238368 to its lowest terms.
A
3/4
B
5/13
C
7/13
D
9/13
Question 6
Find the highest common factor of 36 and 84.
A
4
B
6
C
12
D
18
Question 7
The H.C.F. of 204, 1190 and 1445 is :
A
17
B
18
C
19
D
21
Question 8
Which of the following is a pair of co-primes?
A
(16, 62)
B
(18, 25)
C
(21, 35)
D
(23, 92)
Question 9
The H.C.F. of 2923 and 3239 is :
A
37
B
47
C
73
D
79
Question 10
The H.C.F. of 3556 and 3444 is : 
A
23
B
25
C
26
D
28
Question 11
Find the lowest common multiple of 24, 36 and 40.
A
120
B
240
C
360
D
480
Question 12
The L.C.M. of 22, 54, 108, 135 and 198 is :
A
330
B
1980
C
5940
D
11880
Question 13
The L.C.M. of 148 and 185 is :
A
680
B
740
C
2960
D
3700
Question 14
The H.C.F. of 2/3, 8/9, 64/81 and 10/27 is :
A
2/3
B
2/81
C
160/3
D
160/81
Question 15
The H.C.F. of 1.75, 5.6 and 7 is :
A
0.07
B
0.7
C
3.5
D
0.35
Once you are finished, click the button below. Any items you have not completed will be marked incorrect. Get Results
There are 15 questions to complete.
List
Return
Shaded items are complete.
12345
678910
1112131415
End
Return



 

 

{{ reviewsOverall }} / 5 Users (0 votes)
Rating
What people asked Leave your query
Order by:

Be the first to leave a review.

User AvatarUser Avatar
Verified
{{{review.rating_comment | nl2br}}}

Show more
{{ pageNumber+1 }}
Leave your query