Answer:
Sirius will be 20 years old and his father will be 40 years old. ratio form: 20:40
Step-by-step explanation:
hope this helps
20 + (-45) = -25
17. 30
19. 58
21. 55
23. 23
1 75/100 or 3/4
if you simplify 1 75/100 its 3/4