respuesta: hay 18 múltiplos de 50 con tres cifras
50 × 2 = 100
50 × 3 = 150
50 × 4 = 200
50 × 5 = 250
50 × 6 = 300
50 × 7 = 350
50 × 8 = 400
50 × 9 = 450
50 × 10 = 500
50 × 11 = 550
50 × 12 = 600
50 × 13 = 650
50 × 14 = 700
50 × 15 = 750
50 × 16 = 800
50 × 17 = 850
50 × 18 = 900
50 × 19 = 950
