can anyone tell the ans for this i understood it but didnt understand how to write it

Answer:
¡ = 18/21 ¡¡ = 24/28
Step-by-step explanation:
you have to divide the given position to the og fraction and multiply the sane ratio to the other position eg
21 ÷7 =3
therefore 6×3= 18
= 18/ 27