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. 29)

Problems on H.C.F and L.C.M

29.

The H.C.F. of	9	,	12	,	18	and	21	is:
	10		25		35		40

252

1400

700

Answer: Option

Explanation:

Required H.C.F. =	H.C.F. of 9, 12, 18, 21	=	3
	L.C.M. of 10, 25, 35, 40		1400

Discussion:

31 comments Page 3 of 4.

Rahul dhamala said: 8 years ago

I am not getting the answer. Please explain.

(3)

Lateef said: 8 years ago

Agree @Sanidhya.

Can anyone explain us?

(1)

Mozzima said: 1 decade ago

Why we have taken LCM of denominator?

Keta said: 1 decade ago

Can you please explain in depth. ?

Aparna said: 2 decades ago

Ya, its exactly the right answer.

Arunava said: 8 years ago

Agree @Sanidhya.

Please explain.

(2)

Amrit kaur said: 1 decade ago

Any other method to find H.C.F ?

Anil said: 1 decade ago

Can you please explain shortcut?

R K VIDHYAA said: 5 years ago

I too agree, the answer is 3/5.

(5)

Bhushan said: 2 decades ago

Is this the correct answer?

Post your comments here:

Quick links

Quantitative Aptitude

Verbal (English)

Reasoning

Programming

Interview

Placement Papers