Aptitude - Problems on H.C.F and L.C.M - Discussion

Discussion Forum : Problems on H.C.F and L.C.M - General Questions (Q.No. 24)
24.
Which of the following fraction is the largest ?
7
8
13
16
31
40
63
80
Answer: Option
Explanation:

L.C.M. of 8, 16, 40 and 80 = 80.

7 = 70 ;   13 = 65 ;   31 = 62
8 80 16 80 40 80

Since, 70 > 65 > 63 > 62 , so 7 > 13 > 63 > 31
80 80 80 80 8 16 80 40

So, 7 is the largest.
8

Discussion:
49 comments Page 3 of 5.

Kanhaiya said:   9 years ago
How we get it?

Angilina jolie said:   9 years ago
Thank you so much @Sarah.

Naveen said:   9 years ago
You are correct @Sarah.

Sruthi said:   8 years ago
Well said @Vaibhav and @Hanumanth.

Sirin said:   4 years ago
Lcm is

8 16 40 80.

Factor is 2 * 2 * 2 * 5 * 2 = 80.

Archana said:   1 decade ago
How LCM value of 4, 16, 40 and 80 = 80 ?

Prashant pandey said:   1 decade ago
Yes vidya is right.

Nizamuddin said:   1 decade ago
No Prashant. Vidya is not correct to find the answer. Because you have to calculate all the possible values to retreive the answer. This is long process too rather than the problem explained in the beginning.

Keerthana said:   1 decade ago
What is explained in the problem is correct.

Hamsa said:   1 decade ago
How LCM value of 4, 16, 40 and 80 = 80 ?


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