Question

proporcionalidad directa​

Answer 1

Papel Grosor

10 a

20 1/4

30 s

40 d

50 5/8

a = 10 × ¼/20

a = 5/2 /20

a = 5/40

a = 1/8

s = 30 × ¼/20

s = 30/4 / 20

s = 15/2 / 20

s = 15/40

s = 3/8

d = 40 × 3/8 / 30

d = 120/8 /30

d = 15/30

d = 1/2

Espero haberte ayudado. Suerte en los estudios ≧◠◡◠≦.