Question

Reparte 420 en partes inversamente proporcionales a 3 y 4.​

Answer 1

420=3/k + 4/k

420=4k+3k [Lo sumas en diagonal

420×12=7k [acá sumas el 3+4]

420x12 =K [equivalente a 720]

7k

3/k 720=240

3

4/k 720=180

4

240

+

180

420