Answer:
B
Step-by-step explanation:
Answer:
4500
Step-by-step explanation:

Answer:
1st question is 1:2
2nd question is 5
Step-by-step explanation:
15 times two is 30, so if you divide both 15 and 30 by 15, you get 1:2
Divide 300 and 60 and you get 5.
Answer:
4/6 6/9 8/12 10/15
Step-by-step explanation: Split them into smaller fractions
Answer:
115
Step-by-step explanation:
The angle is vertically opposite to 115. vertically opposite angles are equal