Question

Which pair of ratios form a proportion?

A.
5 : 11 and 6 : 12

B.
7 : 13 and 21 : 39

C.
8 : 14 and 24 : 30

D.
10 : 20 and 20 : 30

Answer 1

D im sure

Answer 2

Nope

Answer 3

thanks!!!
can u help me with another one?

Answer 4

yess @sggaa

Answer 5

medal plzz

Answer 6

How is it D?

Answer 7

@sggaa
The answer isn't D

Answer 8

10/20 = 0.5, 20/30 = 0.66

Answer 9

ohh ok well my bad im wrong

Answer 10

Yes. 7*3=21. 13*3=39. The answer would be B

Answer 11

do 1/8 and 3/20 form a porportion
and how do I give metals

Answer 12

You click best response. Its the blue button

Answer 13

And no. 1/8 and 3/20 isn't a proportion :)

Answer 14

Yup, it's B.

Answer 15

How do I determine whether a ratio forms a proprotion

Answer 16

Just divide