No smoke

Tobacco company NO-SMOKE adorned its stand at the cigarette-type trade fair with the cigarette-shaped. The dimensions of which were 20 times the size of a regular cigarette. The regular cigarette contains 0.8 mg of nicotine. How much nicotine would a giant cigarette contain when it was filled with tobacco?

Correct result:

m =  6400 mg


m1=0.8 mg k=203=8000 m=k m1=8000 0.8=6400 mg

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