The HCF of two nos. is 12 and their LCM is 168. If the sum
of these two nos is 108, then their difference is:
1) 36, 2) 48, 3) 60, 4) 72.
Answers were Sorted based on User's Feedback
Answer / aaditya
3) 60 is the correct answer
assume the nos as a and b
a+b=108 as given
ab=168*12 (product of 2 nos=product of lcm and hcf)
(a-b)^2=(a+b)^2 - 4ab
so we have
(a-b)^2= 108*108 - (4*168*12)
=3600
thus a-b=60
| Is This Answer Correct ? | 36 Yes | 5 No |
Answer / venkat
1.............. Hcf is 12 FOR THE NO.S, SO V CAN ASSUME
BOTH ARE MULITPLES OF 12... SO 72 N 36 ARE THE NO WITH SUM
108... HENCE DIFF IS 36
| Is This Answer Correct ? | 7 Yes | 11 No |
whyy do u want to join mfc
Bird is flying 120 km/hr between B to R. Two trains at B to R at 60 kmph. The distance traveled by the bird before it is killed?
Hi frnds, can u suggest me good institutes in vizag for GROUP1?
how do u relate science with management???????????????
In a rectangle the length is increased by of the original length . By what proportion should the width be reduced so that the area will be the same?
Dear sir i need central bank of india clerical grade last three year question papers. Kindly forward to my email id sandeep.reddy0021@gmail.com
0 Answers Central Bank of India,
Find the smallest number which when divided by 5,6,8 leaves remainder 2?
What is Globalisation?
Imagine that ten years from now a colleague is describing you to a new employee. What will s/he say about you that you are not known for now? How will you achieve these new skills?
in whose name is the one rupee currency issued in india
swami ramdas guru of shivaji,what is name of arm in hand ..?
Find the least number which when divided by 12,16 and 36 leaves remainder 7 in each case