Question

la impartirea unui numar natural la 17 se obtine restul de 3 ori mai mare decat catul.aflati numerele

Answer 1

n :17 = c si r=3c,  r<17⇒ 3c<17⇒ c∈{1,2,3,4,5}

n=17c+r

n=17c+3c

n=20c

c=1⇒ n=20*1=20

c=2⇒n=20*2=40

c=3⇒n=20*3=60

c=4⇒n=20*4=80

c=5⇒n=20*5=100