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The product of two numbers is 1600 and their H.C.F is 5. The L.C.M. of the numbers is?

320
1605
1595
8000

Correct Answer: 320

Explanation:

Product of two numbers = LCM of two numbers x HCF of two numbers.
⇒ 1600 = LCM x 5
∴ LCM = 320

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