Question

Determine if 20 g : 100 g :: 1 metre:500 cm are in proportion

Answer 1

Answer:

yes

yes

yes

yes

yes

yes

yes

yes

yes

yes

yes

yes

Answer 2

LHS

20 g : 100 g

= 1 : 5

and

RHS

1 metre:500 cm

= 100 cm : 500 cm

= 1 : 5

WE can see that LHS = RHS = 1 : 5

SO,

20 g : 100 g :: 1 metre:500 cm are in proportion (proved)