Question

5 multiplos de 25, de 20, de 18

Answer 1

de 18: 1, 2, 3, 6, 9 y 18 
de 25: 1, 5, 25 ,75, 100, 125
de 20: 80, 100, 120,40,60
Saludos!  

Answer 2

de 20: 20, 40, 60, 80, 100, 120, 140, 160, 180, 200, 220...
de 25: 25,50, 75, 100, 125, 150, 175, 200, 250, 275
de 18: 18, 36, 54, 72, 90, 108, 126