The ratio of two numbers is 3 : 4 and their H.C.F is 4. Their L.C.M is:

A 12

B 16

C 24

D 48

Solution

Correct Answer: Option D

মনেকরি, 
সংখ্যাদ্বয় যথাক্রমে 3x ও 4x 
3x, 4x এর ল.সা.গু = 12x
3x, 4x এর গ.সা.গু = x

প্রশ্নমতে,
x = 4

∴ 3x, 4x এর ল.সা.গু = 12 × 4
                            = 48

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