Question

Determine which ratio forms a proportion with 18/21 by writing the ratios in simplest form.

Answer 1

what are the ratios?

Answer 2

correct answer is option B

Explanation:

the given ratio

18/21....................(1)

as the options in the comments you mentioned are

A) 66/70

B)12/14

C ) 12/70

to solve this convert the given ratio in simplest form

`(18)/(21)=(6)/(7)`

A)
`(66)/(70)=(33)/(35)`

B)
`(12)/(14)=(6)/(7)`

C )
`(12)/(70)=(6)/(35)`

hence, the correct answer is option B