the LCM of two number is 14 times their HCF the sum of LCM and HCF is 600 if one of the number is 280 then the other number is option A 40 B 80 c 120 D 20
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Option B is correct ....
Here is the explanation....
Let HCF = x and LCM = 14x
LCM + HCF = 600
x + 14x = 600
15x = 600
x = 40
Then HCF = 40
LCM = 14(40)
= 560
So, We know that
HCF × LCM = a × b
40 × 560 = 280 × b
b = 40 × 560/280
b = 80
Hence the other no is 80.
:) Hope this helps!!!
ALL THE BEST FOR UR EXAMS !!! DO WELL!!!
Here is the explanation....
Let HCF = x and LCM = 14x
LCM + HCF = 600
x + 14x = 600
15x = 600
x = 40
Then HCF = 40
LCM = 14(40)
= 560
So, We know that
HCF × LCM = a × b
40 × 560 = 280 × b
b = 40 × 560/280
b = 80
Hence the other no is 80.
:) Hope this helps!!!
ALL THE BEST FOR UR EXAMS !!! DO WELL!!!
nitthesh7:
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