Question

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

Answer 1

Answer:

correct answer is option B

Step-by-step 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

$\dfrac{18}{21}=\dfrac{6}{7}$

A)$\dfrac{66}{70}=\dfrac{33}{35}$

B) $\dfrac{12}{14}=\dfrac{6}{7}$

C ) $\dfrac{12}{70}=\dfrac{6}{35}$

hence, the correct answer is option B

Answer 2

What are the ratios?