please answer the question in the picture for twenty points, any trolls will be reported

(if you can’t see i’ll write the question below)

write each ratio in the form 1:n


a. 5:15

b. 30:24

c. 1/4:3

d. 3/5:2/3

please I really need help!! :)

please answer the question in the picture for twenty points any trolls will be reported if you cant see ill write the question below write each ratio in the for class=