Question

FIE NR 21,60,45,90,33,12,102,2010,99,100
NR DIN LISTA CARE SINT MULTIPLI AI LUI 2,3,5,9,10
CARE NR DIN LISTA SINT MULTIPLII AI LUI 6? AI LUI 20? AI LUI 30?

Answer 1

M2={12,60,100,102,2010}
M3={12,21,33,45,60,90,99,102,2010}
M5={45,60,90,100,2010}
M9={45,90,99}
M10={60,90,100,2010}
M6={12,60,90,102,2010}
M20={60,100}
M30={60,90,2010}