Respuesta :

Nyzy
39.375 would be the answer.

All you have to do is turn the 7:8 to a decimal then multiple 45 In.

Hope this helps
shiva6548

Answer:

21

and 24

Step-by-step explanation:

let the ratio be 7x and 8x

then,

7x + 8x = 45

15x = 45

X = 45/15

X =3

so

7x =7*3=21

8*=8*3=24