The product of two numbers is 1600 and their HCF is 5. The LCM of the numbers is (a) 8000 (b) 1600 (c) 320 (d) 1605
The product of two numbers is 1600 and their HCF is 5. The LCM of the numbers is
(a) 8000 (b) 1600 (c) 320 (d) 1605
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(c) 320
Let the two numbers be x and y.
It is given that:
x × y = 1600
HCF = 5
We know,
HCF × LCM = x × y
⇒ 5 × LCM = 1600
⇒ ∴ LCM = 1600/5 = 320
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