Answer:
18:21 is your answer.
Step-by-step explanation:
When dividing 24/28 you get:
24 : 28 = 6 : 7
Now lets look at the 1:4
. 4:7
, 12:16
, 18:21
1 : 4 does <u>not </u>equal 6 : 7.
4 : 7 does <u>not</u> equal 6 : 7.
12 : 16 does <u>not</u> equal 6 : 7.
18 : 21 <u>does</u> equal 6 : 7.
18:21 is your answer.